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| author | Ujjal Roy <royujjal@gmail.com> | 2014-01-09 21:16:14 +0530 |
|---|---|---|
| committer | Johannes Berg <johannes.berg@intel.com> | 2014-01-09 17:05:28 +0100 |
| commit | f5aa0d21dd5ada040ff42b4d40357285e4ace441 (patch) | |
| tree | c51ebb815d33aadf8f86df11ee8e1a42f3fb0abf /net/wireless/wext-compat.c | |
| parent | bdfbec2d2d240e9c528caae9c743801629b60166 (diff) | |
| download | linux-f5aa0d21dd5ada040ff42b4d40357285e4ace441.tar.bz2 | |
cfg80211: add sanity check for retry limit in wext-compat
Block setting the wrong values through iwconfig retry
command. Add sanity checking before sending the retry
limit to the driver.
Signed-off-by: Ujjal Roy <royujjal@gmail.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/wireless/wext-compat.c')
| -rw-r--r-- | net/wireless/wext-compat.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/wireless/wext-compat.c b/net/wireless/wext-compat.c index 051d961d4e28..5661a54ac7ee 100644 --- a/net/wireless/wext-compat.c +++ b/net/wireless/wext-compat.c @@ -370,7 +370,7 @@ static int cfg80211_wext_siwretry(struct net_device *dev, u8 oshort = wdev->wiphy->retry_short; int err; - if (retry->disabled || + if (retry->disabled || retry->value < 1 || retry->value > 255 || (retry->flags & IW_RETRY_TYPE) != IW_RETRY_LIMIT) return -EINVAL; |