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authorDurga Prasada Rao BATHINA <durgaprasadarao.b@stericcson.com>2011-08-24 19:34:19 +0530
committerBibek BASU <bibek.basu@stericsson.com>2011-09-22 14:07:31 +0200
commit1f18d925e4f01adf699af97b66d84135fd085952 (patch)
tree2b15495eff041969eff72bb1a2e6c5e13e5fbf77
parent878e851171fbe201fd9fb5fe4d36c4fd22531d59 (diff)
CAIF SHM: coverity issues
dereferencing NULL pointer,if skb_dequeue returns NULL. ST-Ericsson ID: 358051 ST-Ericsson Linux next: NA ST-Ericsson FOSS-OUT ID: NA Change-Id: Ib88648e68c631cc8eaf839f96af7e847c12922b1 Signed-off-by: Durga Prasada Rao BATHINA <durgaprasadarao.b@stericcson.com> Reviewed-on: http://gerrit.lud.stericsson.com/gerrit/31750 Reviewed-by: Bibek BASU <bibek.basu@stericsson.com> Tested-by: Bibek BASU <bibek.basu@stericsson.com>
-rw-r--r--drivers/net/caif/caif_shmcore.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/net/caif/caif_shmcore.c b/drivers/net/caif/caif_shmcore.c
index f1ccf1e5fbb..f6f80c36c92 100644
--- a/drivers/net/caif/caif_shmcore.c
+++ b/drivers/net/caif/caif_shmcore.c
@@ -472,6 +472,8 @@ static void shm_tx_work_func(struct work_struct *tx_work)
}
skb = skb_dequeue(&pshm_drv->sk_qhead);
+ if (skb == NULL)
+ break;
/* Copy in CAIF frame. */
skb_copy_bits(skb, 0, pbuf->desc_vptr +
pbuf->frm_ofs + SHM_HDR_LEN +