diff options
| author | Bing Zhao <bzhao@marvell.com> | 2013-03-07 20:00:16 -0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-03-28 12:06:02 -0700 |
| commit | 23e90aa103cabff3b5d48faad3e8deefa43e38b6 (patch) | |
| tree | 738e967ddaf2ef8062e7c4711433a23d69e464df /drivers/net | |
| parent | 7bdb127976b88b761bdd0b2a2756b35681655ce1 (diff) | |
| download | lwn-23e90aa103cabff3b5d48faad3e8deefa43e38b6.tar.gz lwn-23e90aa103cabff3b5d48faad3e8deefa43e38b6.zip | |
mwifiex: fix potential out-of-boundary access to ibss rate table
commit 5f0fabf84d7b52f979dcbafa3d3c530c60d9a92c upstream.
smatch found this error:
CHECK drivers/net/wireless/mwifiex/join.c
drivers/net/wireless/mwifiex/join.c:1121
mwifiex_cmd_802_11_ad_hoc_join()
error: testing array offset 'i' after use.
Signed-off-by: Bing Zhao <bzhao@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/wireless/mwifiex/join.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/drivers/net/wireless/mwifiex/join.c b/drivers/net/wireless/mwifiex/join.c index 5eab3dc29b1c..890841a46c60 100644 --- a/drivers/net/wireless/mwifiex/join.c +++ b/drivers/net/wireless/mwifiex/join.c @@ -1102,10 +1102,9 @@ mwifiex_cmd_802_11_ad_hoc_join(struct mwifiex_private *priv, adhoc_join->bss_descriptor.bssid, adhoc_join->bss_descriptor.ssid); - for (i = 0; bss_desc->supported_rates[i] && - i < MWIFIEX_SUPPORTED_RATES; - i++) - ; + for (i = 0; i < MWIFIEX_SUPPORTED_RATES && + bss_desc->supported_rates[i]; i++) + ; rates_size = i; /* Copy Data Rates from the Rates recorded in scan response */ |