[PATCH v2] staging: rtl8192u: r8192U_core: Fix for possible null pointer dereference
Rickard Strandqvist
rickard_strandqvist at spectrumdigital.se
Thu Jan 29 18:59:12 UTC 2015
Fix a possible null pointer dereference, there is
otherwise a risk of a possible null pointer dereference.
This was found using a static code analysis program called cppcheck
Signed-off-by: Rickard Strandqvist <rickard_strandqvist at spectrumdigital.se>
---
drivers/staging/rtl8192u/r8192U_core.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/drivers/staging/rtl8192u/r8192U_core.c b/drivers/staging/rtl8192u/r8192U_core.c
index e031a25..4a29237 100644
--- a/drivers/staging/rtl8192u/r8192U_core.c
+++ b/drivers/staging/rtl8192u/r8192U_core.c
@@ -4476,11 +4476,11 @@ static void query_rxdesc_status(struct sk_buff *skb,
/* for debug 2008.5.29 */
- //added by vivi, for MP, 20080108
- stats->RxIs40MHzPacket = driver_info->BW;
- if (stats->RxDrvInfoSize != 0)
+ if (driver_info && stats->RxDrvInfoSize != 0) {
+ //added by vivi, for MP, 20080108
+ stats->RxIs40MHzPacket = driver_info->BW;
TranslateRxSignalStuff819xUsb(skb, stats, driver_info);
-
+ }
}
static void rtl8192_rx_nomal(struct sk_buff *skb)
--
1.7.10.4
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