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ieee80211: fix HE SPR size calculation 

The he_sr_control field is just a u8, so le32_to_cpu()
shouldn't be applied to it; this was evidently copied
from ieee80211_he_oper_size(). Fix it, and also adjust
the type of the local variable.

Fixes: ef11a931bd ("mac80211: HE: add Spatial Reuse element parsing support")
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Link: https://lore.kernel.org/r/20200325090918.dfe483b49e06.Ia53622f23b2610a2ae6ea39a199866196fe946c1@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Johannes Berg 2020-03-25 09:09:19 +01:00
parent 0016d32017
commit 575a97acc3
1 changed files with 2 additions and 2 deletions
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4
include/linux/ieee80211.h
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@ -2102,14 +2102,14 @@ ieee80211_he_spr_size(const u8 *he_spr_ie)
{
struct ieee80211_he_spr *he_spr = (void *)he_spr_ie;
u8 spr_len = sizeof(struct ieee80211_he_spr);
u32 he_spr_params;
u8 he_spr_params;
/* Make sure the input is not NULL */
if (!he_spr_ie)
return 0;
/* Calc required length */
he_spr_params = le32_to_cpu(he_spr->he_sr_control);
he_spr_params = he_spr->he_sr_control;
if (he_spr_params & IEEE80211_HE_SPR_NON_SRG_OFFSET_PRESENT)
spr_len++;
if (he_spr_params & IEEE80211_HE_SPR_SRG_INFORMATION_PRESENT)