lkml.org 
[lkml]   [2018]   [Sep]   [24]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH AUTOSEL 4.18 05/76] cfg80211: remove division by size of sizeof(struct ieee80211_wmm_rule)
Date
From: Johannes Berg <johannes.berg@intel.com>

[ Upstream commit 8a54d8fc160e67ad485d95a0322ce1221f80770a ]

Pointer arithmetic already adjusts by the size of the struct,
so the sizeof() calculation is wrong. This is basically the
same as Colin King's patch for similar code in the iwlwifi
driver.

Fixes: 230ebaa189af ("cfg80211: read wmm rules from regulatory database")
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
---
net/wireless/reg.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/net/wireless/reg.c b/net/wireless/reg.c
index 4fc66a117b7d..283902974fbf 100644
--- a/net/wireless/reg.c
+++ b/net/wireless/reg.c
@@ -452,8 +452,7 @@ reg_copy_regd(const struct ieee80211_regdomain *src_regd)
continue;

regd->reg_rules[i].wmm_rule = d_wmm +
- (src_regd->reg_rules[i].wmm_rule - s_wmm) /
- sizeof(struct ieee80211_wmm_rule);
+ (src_regd->reg_rules[i].wmm_rule - s_wmm);
}
return regd;
}
--
2.17.1
\
 
 \ /
  Last update: 2018-09-24 17:12    [W:0.555 / U:1.732 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site