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net/ieee80211: ieee80211_is_* can be boolean 

This patch makes ieee80211_is_* return bool to improve
readability due to these particular functions only using either
one or zero as their return value.

No functional change.

Signed-off-by: Yaowei Bai <bywxiaobai@163.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Yaowei Bai 2015-10-08 21:28:55 +08:00 committed by David S. Miller
parent 61d03535e4
commit 35498edc64
1 changed files with 38 additions and 38 deletions
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76
include/linux/ieee80211.h
View File

@ -121,7 +121,7 @@
#define IEEE80211_MAX_SN IEEE80211_SN_MASK
#define IEEE80211_SN_MODULO (IEEE80211_MAX_SN + 1)
static inline int ieee80211_sn_less(u16 sn1, u16 sn2)
static inline bool ieee80211_sn_less(u16 sn1, u16 sn2)
{
return ((sn1 - sn2) & IEEE80211_SN_MASK) > (IEEE80211_SN_MODULO >> 1);
}
@ -250,7 +250,7 @@ struct ieee80211_qos_hdr {
* ieee80211_has_tods - check if IEEE80211_FCTL_TODS is set
* @fc: frame control bytes in little-endian byteorder
*/
static inline int ieee80211_has_tods(__le16 fc)
static inline bool ieee80211_has_tods(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_TODS)) != 0;
}
@ -259,7 +259,7 @@ static inline int ieee80211_has_tods(__le16 fc)
* ieee80211_has_fromds - check if IEEE80211_FCTL_FROMDS is set
* @fc: frame control bytes in little-endian byteorder
*/
static inline int ieee80211_has_fromds(__le16 fc)
static inline bool ieee80211_has_fromds(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FROMDS)) != 0;
}
@ -268,7 +268,7 @@ static inline int ieee80211_has_fromds(__le16 fc)
* ieee80211_has_a4 - check if IEEE80211_FCTL_TODS and IEEE80211_FCTL_FROMDS are set
* @fc: frame control bytes in little-endian byteorder
*/
static inline int ieee80211_has_a4(__le16 fc)
static inline bool ieee80211_has_a4(__le16 fc)
{
__le16 tmp = cpu_to_le16(IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS);
return (fc & tmp) == tmp;
@ -278,7 +278,7 @@ static inline int ieee80211_has_a4(__le16 fc)
* ieee80211_has_morefrags - check if IEEE80211_FCTL_MOREFRAGS is set
* @fc: frame control bytes in little-endian byteorder
*/
static inline int ieee80211_has_morefrags(__le16 fc)
static inline bool ieee80211_has_morefrags(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_MOREFRAGS)) != 0;
}
@ -287,7 +287,7 @@ static inline int ieee80211_has_morefrags(__le16 fc)
* ieee80211_has_retry - check if IEEE80211_FCTL_RETRY is set
* @fc: frame control bytes in little-endian byteorder
*/
static inline int ieee80211_has_retry(__le16 fc)
static inline bool ieee80211_has_retry(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_RETRY)) != 0;
}
@ -296,7 +296,7 @@ static inline int ieee80211_has_retry(__le16 fc)
* ieee80211_has_pm - check if IEEE80211_FCTL_PM is set
* @fc: frame control bytes in little-endian byteorder
*/
static inline int ieee80211_has_pm(__le16 fc)
static inline bool ieee80211_has_pm(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_PM)) != 0;
}
@ -305,7 +305,7 @@ static inline int ieee80211_has_pm(__le16 fc)
* ieee80211_has_moredata - check if IEEE80211_FCTL_MOREDATA is set
* @fc: frame control bytes in little-endian byteorder
*/
static inline int ieee80211_has_moredata(__le16 fc)
static inline bool ieee80211_has_moredata(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_MOREDATA)) != 0;
}
@ -314,7 +314,7 @@ static inline int ieee80211_has_moredata(__le16 fc)
* ieee80211_has_protected - check if IEEE80211_FCTL_PROTECTED is set
* @fc: frame control bytes in little-endian byteorder
*/
static inline int ieee80211_has_protected(__le16 fc)
static inline bool ieee80211_has_protected(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_PROTECTED)) != 0;
}
@ -323,7 +323,7 @@ static inline int ieee80211_has_protected(__le16 fc)
* ieee80211_has_order - check if IEEE80211_FCTL_ORDER is set
* @fc: frame control bytes in little-endian byteorder
*/
static inline int ieee80211_has_order(__le16 fc)
static inline bool ieee80211_has_order(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_ORDER)) != 0;
}
@ -332,7 +332,7 @@ static inline int ieee80211_has_order(__le16 fc)
* ieee80211_is_mgmt - check if type is IEEE80211_FTYPE_MGMT
* @fc: frame control bytes in little-endian byteorder
*/
static inline int ieee80211_is_mgmt(__le16 fc)
static inline bool ieee80211_is_mgmt(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_MGMT);
@ -342,7 +342,7 @@ static inline int ieee80211_is_mgmt(__le16 fc)
* ieee80211_is_ctl - check if type is IEEE80211_FTYPE_CTL
* @fc: frame control bytes in little-endian byteorder
*/
static inline int ieee80211_is_ctl(__le16 fc)
static inline bool ieee80211_is_ctl(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_CTL);
@ -352,7 +352,7 @@ static inline int ieee80211_is_ctl(__le16 fc)
* ieee80211_is_data - check if type is IEEE80211_FTYPE_DATA
* @fc: frame control bytes in little-endian byteorder
*/
static inline int ieee80211_is_data(__le16 fc)
static inline bool ieee80211_is_data(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_DATA);
@ -362,7 +362,7 @@ static inline int ieee80211_is_data(__le16 fc)
* ieee80211_is_data_qos - check if type is IEEE80211_FTYPE_DATA and IEEE80211_STYPE_QOS_DATA is set
* @fc: frame control bytes in little-endian byteorder
*/
static inline int ieee80211_is_data_qos(__le16 fc)
static inline bool ieee80211_is_data_qos(__le16 fc)
{
/*
* mask with QOS_DATA rather than IEEE80211_FCTL_STYPE as we just need
@ -376,7 +376,7 @@ static inline int ieee80211_is_data_qos(__le16 fc)
* ieee80211_is_data_present - check if type is IEEE80211_FTYPE_DATA and has data
* @fc: frame control bytes in little-endian byteorder
*/
static inline int ieee80211_is_data_present(__le16 fc)
static inline bool ieee80211_is_data_present(__le16 fc)
{
/*
* mask with 0x40 and test that that bit is clear to only return true
@ -390,7 +390,7 @@ static inline int ieee80211_is_data_present(__le16 fc)
* ieee80211_is_assoc_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ASSOC_REQ
* @fc: frame control bytes in little-endian byteorder
*/
static inline int ieee80211_is_assoc_req(__le16 fc)
static inline bool ieee80211_is_assoc_req(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ASSOC_REQ);
@ -400,7 +400,7 @@ static inline int ieee80211_is_assoc_req(__le16 fc)
* ieee80211_is_assoc_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ASSOC_RESP
* @fc: frame control bytes in little-endian byteorder
*/
static inline int ieee80211_is_assoc_resp(__le16 fc)
static inline bool ieee80211_is_assoc_resp(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ASSOC_RESP);
@ -410,7 +410,7 @@ static inline int ieee80211_is_assoc_resp(__le16 fc)
* ieee80211_is_reassoc_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_REASSOC_REQ
* @fc: frame control bytes in little-endian byteorder
*/
static inline int ieee80211_is_reassoc_req(__le16 fc)
static inline bool ieee80211_is_reassoc_req(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_REASSOC_REQ);
@ -420,7 +420,7 @@ static inline int ieee80211_is_reassoc_req(__le16 fc)
* ieee80211_is_reassoc_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_REASSOC_RESP
* @fc: frame control bytes in little-endian byteorder
*/
static inline int ieee80211_is_reassoc_resp(__le16 fc)
static inline bool ieee80211_is_reassoc_resp(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_REASSOC_RESP);
@ -430,7 +430,7 @@ static inline int ieee80211_is_reassoc_resp(__le16 fc)
* ieee80211_is_probe_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_PROBE_REQ
* @fc: frame control bytes in little-endian byteorder
*/
static inline int ieee80211_is_probe_req(__le16 fc)
static inline bool ieee80211_is_probe_req(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_REQ);
@ -440,7 +440,7 @@ static inline int ieee80211_is_probe_req(__le16 fc)
* ieee80211_is_probe_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_PROBE_RESP
* @fc: frame control bytes in little-endian byteorder
*/
static inline int ieee80211_is_probe_resp(__le16 fc)
static inline bool ieee80211_is_probe_resp(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_RESP);
@ -450,7 +450,7 @@ static inline int ieee80211_is_probe_resp(__le16 fc)
* ieee80211_is_beacon - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_BEACON
* @fc: frame control bytes in little-endian byteorder
*/
static inline int ieee80211_is_beacon(__le16 fc)
static inline bool ieee80211_is_beacon(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_BEACON);
@ -460,7 +460,7 @@ static inline int ieee80211_is_beacon(__le16 fc)
* ieee80211_is_atim - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ATIM
* @fc: frame control bytes in little-endian byteorder
*/
static inline int ieee80211_is_atim(__le16 fc)
static inline bool ieee80211_is_atim(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ATIM);
@ -470,7 +470,7 @@ static inline int ieee80211_is_atim(__le16 fc)
* ieee80211_is_disassoc - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_DISASSOC
* @fc: frame control bytes in little-endian byteorder
*/
static inline int ieee80211_is_disassoc(__le16 fc)
static inline bool ieee80211_is_disassoc(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DISASSOC);
@ -480,7 +480,7 @@ static inline int ieee80211_is_disassoc(__le16 fc)
* ieee80211_is_auth - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_AUTH
* @fc: frame control bytes in little-endian byteorder
*/
static inline int ieee80211_is_auth(__le16 fc)
static inline bool ieee80211_is_auth(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_AUTH);
@ -490,7 +490,7 @@ static inline int ieee80211_is_auth(__le16 fc)
* ieee80211_is_deauth - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_DEAUTH
* @fc: frame control bytes in little-endian byteorder
*/
static inline int ieee80211_is_deauth(__le16 fc)
static inline bool ieee80211_is_deauth(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DEAUTH);
@ -500,7 +500,7 @@ static inline int ieee80211_is_deauth(__le16 fc)
* ieee80211_is_action - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ACTION
* @fc: frame control bytes in little-endian byteorder
*/
static inline int ieee80211_is_action(__le16 fc)
static inline bool ieee80211_is_action(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ACTION);
@ -510,7 +510,7 @@ static inline int ieee80211_is_action(__le16 fc)
* ieee80211_is_back_req - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_BACK_REQ
* @fc: frame control bytes in little-endian byteorder
*/
static inline int ieee80211_is_back_req(__le16 fc)
static inline bool ieee80211_is_back_req(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_BACK_REQ);
@ -520,7 +520,7 @@ static inline int ieee80211_is_back_req(__le16 fc)
* ieee80211_is_back - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_BACK
* @fc: frame control bytes in little-endian byteorder
*/
static inline int ieee80211_is_back(__le16 fc)
static inline bool ieee80211_is_back(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_BACK);
@ -530,7 +530,7 @@ static inline int ieee80211_is_back(__le16 fc)
* ieee80211_is_pspoll - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_PSPOLL
* @fc: frame control bytes in little-endian byteorder
*/
static inline int ieee80211_is_pspoll(__le16 fc)
static inline bool ieee80211_is_pspoll(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_PSPOLL);
@ -540,7 +540,7 @@ static inline int ieee80211_is_pspoll(__le16 fc)
* ieee80211_is_rts - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_RTS
* @fc: frame control bytes in little-endian byteorder
*/
static inline int ieee80211_is_rts(__le16 fc)
static inline bool ieee80211_is_rts(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_RTS);
@ -550,7 +550,7 @@ static inline int ieee80211_is_rts(__le16 fc)
* ieee80211_is_cts - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CTS
* @fc: frame control bytes in little-endian byteorder
*/
static inline int ieee80211_is_cts(__le16 fc)
static inline bool ieee80211_is_cts(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CTS);
@ -560,7 +560,7 @@ static inline int ieee80211_is_cts(__le16 fc)
* ieee80211_is_ack - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_ACK
* @fc: frame control bytes in little-endian byteorder
*/
static inline int ieee80211_is_ack(__le16 fc)
static inline bool ieee80211_is_ack(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_ACK);
@ -570,7 +570,7 @@ static inline int ieee80211_is_ack(__le16 fc)
* ieee80211_is_cfend - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CFEND
* @fc: frame control bytes in little-endian byteorder
*/
static inline int ieee80211_is_cfend(__le16 fc)
static inline bool ieee80211_is_cfend(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CFEND);
@ -580,7 +580,7 @@ static inline int ieee80211_is_cfend(__le16 fc)
* ieee80211_is_cfendack - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CFENDACK
* @fc: frame control bytes in little-endian byteorder
*/
static inline int ieee80211_is_cfendack(__le16 fc)
static inline bool ieee80211_is_cfendack(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CFENDACK);
@ -590,7 +590,7 @@ static inline int ieee80211_is_cfendack(__le16 fc)
* ieee80211_is_nullfunc - check if frame is a regular (non-QoS) nullfunc frame
* @fc: frame control bytes in little-endian byteorder
*/
static inline int ieee80211_is_nullfunc(__le16 fc)
static inline bool ieee80211_is_nullfunc(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_NULLFUNC);
@ -600,7 +600,7 @@ static inline int ieee80211_is_nullfunc(__le16 fc)
* ieee80211_is_qos_nullfunc - check if frame is a QoS nullfunc frame
* @fc: frame control bytes in little-endian byteorder
*/
static inline int ieee80211_is_qos_nullfunc(__le16 fc)
static inline bool ieee80211_is_qos_nullfunc(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_NULLFUNC);
@ -624,7 +624,7 @@ static inline bool ieee80211_is_bufferable_mmpdu(__le16 fc)
* ieee80211_is_first_frag - check if IEEE80211_SCTL_FRAG is not set
* @seq_ctrl: frame sequence control bytes in little-endian byteorder
*/
static inline int ieee80211_is_first_frag(__le16 seq_ctrl)
static inline bool ieee80211_is_first_frag(__le16 seq_ctrl)
{
return (seq_ctrl & cpu_to_le16(IEEE80211_SCTL_FRAG)) == 0;
}