netfilter: nf_conntrack_pptp: fix compilation warning with W=1 build

>> include/linux/netfilter/nf_conntrack_pptp.h:13:20: warning: 'const' type qualifier on return type has no effect [-Wignored-qualifiers]
extern const char *const pptp_msg_name(u_int16_t msg);
^~~~~~

Reported-by: kbuild test robot <lkp@intel.com>
Fixes: 4c559f15ef ("netfilter: nf_conntrack_pptp: prevent buffer overflows in debug code")
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
This commit is contained in:
Pablo Neira Ayuso 2020-05-27 12:24:10 +02:00
parent 94945ad2b3
commit 4946ea5c12
2 changed files with 2 additions and 2 deletions

View File

@ -10,7 +10,7 @@
#include <net/netfilter/nf_conntrack_expect.h> #include <net/netfilter/nf_conntrack_expect.h>
#include <uapi/linux/netfilter/nf_conntrack_tuple_common.h> #include <uapi/linux/netfilter/nf_conntrack_tuple_common.h>
extern const char *const pptp_msg_name(u_int16_t msg); const char *pptp_msg_name(u_int16_t msg);
/* state of the control session */ /* state of the control session */
enum pptp_ctrlsess_state { enum pptp_ctrlsess_state {

View File

@ -91,7 +91,7 @@ static const char *const pptp_msg_name_array[PPTP_MSG_MAX + 1] = {
[PPTP_SET_LINK_INFO] = "SET_LINK_INFO" [PPTP_SET_LINK_INFO] = "SET_LINK_INFO"
}; };
const char *const pptp_msg_name(u_int16_t msg) const char *pptp_msg_name(u_int16_t msg)
{ {
if (msg > PPTP_MSG_MAX) if (msg > PPTP_MSG_MAX)
return pptp_msg_name_array[0]; return pptp_msg_name_array[0];