From f8518efa4e3f168223a8bf3afa39895e92a20f89 Mon Sep 17 00:00:00 2001 From: Xenia Ragiadakou Date: Sat, 21 Sep 2013 23:42:26 +0300 Subject: [PATCH] staging: rtl8192u: check dev_alloc_skb() return value in fw_download_code() This patch adds a check whether skb allocation, in fw_download_code(), was successful. Signed-off-by: Xenia Ragiadakou Signed-off-by: Greg Kroah-Hartman --- drivers/staging/rtl8192u/r819xU_firmware.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/staging/rtl8192u/r819xU_firmware.c b/drivers/staging/rtl8192u/r819xU_firmware.c index cde4365b6f7a..106740eef335 100644 --- a/drivers/staging/rtl8192u/r819xU_firmware.c +++ b/drivers/staging/rtl8192u/r819xU_firmware.c @@ -62,6 +62,8 @@ bool fw_download_code(struct net_device *dev, u8 *code_virtual_address, u32 buff * add 4 to avoid packet appending overflow. * */ skb = dev_alloc_skb(USB_HWDESC_HEADER_LEN + frag_length + 4); + if (!skb) + return false; memcpy((unsigned char *)(skb->cb),&dev,sizeof(dev)); tcb_desc = (cb_desc *)(skb->cb + MAX_DEV_ADDR_SIZE); tcb_desc->queue_index = TXCMD_QUEUE; -- 2.34.1