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mailbox: mediatek: Add check for possible failure of kzalloc
[sfrench/cifs-2.6.git]
/
drivers
/
mailbox
/
mtk-cmdq-mailbox.c
diff --git
a/drivers/mailbox/mtk-cmdq-mailbox.c
b/drivers/mailbox/mtk-cmdq-mailbox.c
index aec46d5d3506181a7dc34bee920d80645c2c95f0..f7cc29c00302a493ee4136fe41273775b706c35a 100644
(file)
--- a/
drivers/mailbox/mtk-cmdq-mailbox.c
+++ b/
drivers/mailbox/mtk-cmdq-mailbox.c
@@
-363,6
+363,9
@@
static int cmdq_mbox_send_data(struct mbox_chan *chan, void *data)
WARN_ON(cmdq->suspended);
task = kzalloc(sizeof(*task), GFP_ATOMIC);
+ if (!task)
+ return -ENOMEM;
+
task->cmdq = cmdq;
INIT_LIST_HEAD(&task->list_entry);
task->pa_base = pkt->pa_base;