brcmsmac: Free packet if dma_mapping_error() fails in dma_rxfill
authorFlorian Fainelli <f.fainelli@gmail.com>
Mon, 18 Jul 2016 23:24:35 +0000 (16:24 -0700)
committerKalle Valo <kvalo@codeaurora.org>
Tue, 19 Jul 2016 18:14:20 +0000 (21:14 +0300)
commit5c5fa1f464ac954982df1d96b9f9a5103d21aedd
tree16cbb3041f805c8b46829f2e548c4761b4883963
parent3bdae810721b33061d2e541bd78a70f86ca42af3
brcmsmac: Free packet if dma_mapping_error() fails in dma_rxfill

In case dma_mapping_error() returns an error in dma_rxfill, we would be
leaking a packet that we allocated with brcmu_pkt_buf_get_skb().

Reported-by: coverity (CID 1081819)
Fixes: 67d0cf50bd32 ("brcmsmac: Fix WARNING caused by lack of calls to dma_mapping_error()")
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Acked-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
drivers/net/wireless/broadcom/brcm80211/brcmsmac/dma.c