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| author | Johannes Berg <johannes.berg@intel.com> | 2013-02-05 16:51:29 +0100 |
|---|---|---|
| committer | Johannes Berg <johannes.berg@intel.com> | 2013-02-11 18:44:58 +0100 |
| commit | 83c7aa1a1475ae1c42640ab6e4559016142efc67 (patch) | |
| tree | 1a93edf5cb47eea45a120bd34ab0c72383cb28b6 /net | |
| parent | b207cdb07f3f01ec1adaac62e9d0cc918c60a81a (diff) | |
| download | linux-3.10-83c7aa1a1475ae1c42640ab6e4559016142efc67.tar.gz linux-3.10-83c7aa1a1475ae1c42640ab6e4559016142efc67.tar.bz2 linux-3.10-83c7aa1a1475ae1c42640ab6e4559016142efc67.zip | |
cfg80211: remove scan ies NULL check
There's no way scan BSS IEs can be NULL as even
if the allocation fails the frame is discarded.
Remove some code checking for this and document
that it is always non-NULL.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net')
| -rw-r--r-- | net/wireless/scan.c | 11 |
1 files changed, 3 insertions, 8 deletions
diff --git a/net/wireless/scan.c b/net/wireless/scan.c index 5e0983d6042..02a238329c8 100644 --- a/net/wireless/scan.c +++ b/net/wireless/scan.c @@ -1293,15 +1293,10 @@ ieee80211_bss(struct wiphy *wiphy, struct iw_request_info *info, rcu_read_lock(); ies = rcu_dereference(bss->pub.ies); - if (ies) { - rem = ies->len; - ie = ies->data; - } else { - rem = 0; - ie = NULL; - } + rem = ies->len; + ie = ies->data; - while (ies && rem >= 2) { + while (rem >= 2) { /* invalid data */ if (ie[1] > rem - 2) break; |