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| author | Iker Pedrosa <ikerpedrosam@gmail.com> | 2013-09-20 17:11:27 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-09-25 16:53:39 -0700 |
| commit | c3aed2312fd3c74e77e049b795e092689d414474 (patch) | |
| tree | d4386049d6dee15d75af90770bbd4830a936831a | |
| parent | 3ff4afe80e50ff4e84b4a59a38a6a657d1e7fdd1 (diff) | |
| download | linux-next-c3aed2312fd3c74e77e049b795e092689d414474.tar.gz | |
Staging: rtl8192u: r819xU_cmdpkt: checking NULL value after doing dev_alloc_skb
Checking the return of dev_alloc_skb as stated in the following bug: https://bugzilla.kernel.org/show_bug.cgi?id=60411
Signed-off-by: Iker Pedrosa <ikerpedrosam@gmail.com>
Reported-by: RUC_Soft_Sec rucsoftsec@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/staging/rtl8192u/r819xU_cmdpkt.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/staging/rtl8192u/r819xU_cmdpkt.c b/drivers/staging/rtl8192u/r819xU_cmdpkt.c index 5bc361b16d4c..56144014b7c9 100644 --- a/drivers/staging/rtl8192u/r819xU_cmdpkt.c +++ b/drivers/staging/rtl8192u/r819xU_cmdpkt.c @@ -37,6 +37,8 @@ rt_status SendTxCommandPacket(struct net_device *dev, void *pData, u32 DataLen) /* Get TCB and local buffer from common pool. (It is shared by CmdQ, MgntQ, and USB coalesce DataQ) */ skb = dev_alloc_skb(USB_HWDESC_HEADER_LEN + DataLen + 4); + if (!skb) + return RT_STATUS_FAILURE; memcpy((unsigned char *)(skb->cb), &dev, sizeof(dev)); tcb_desc = (cb_desc *)(skb->cb + MAX_DEV_ADDR_SIZE); tcb_desc->queue_index = TXCMD_QUEUE; |