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 <[email protected]>
Reported-by: RUC_Soft_Sec [email protected]
---
 drivers/staging/rtl8192u/r819xU_cmdpkt.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/staging/rtl8192u/r819xU_cmdpkt.c 
b/drivers/staging/rtl8192u/r819xU_cmdpkt.c
index 5bc361b..5614401 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;
-- 
1.8.1.2

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