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PCC: fix dereference of ERR_PTR
[firefly-linux-kernel-4.4.55.git]
/
drivers
/
mailbox
/
pcc.c
diff --git
a/drivers/mailbox/pcc.c
b/drivers/mailbox/pcc.c
index 68885a82e7046456d95febb9381721931d2f3b2f..45d85aea9955404d0c4567f33863e0e3f500674f 100644
(file)
--- a/
drivers/mailbox/pcc.c
+++ b/
drivers/mailbox/pcc.c
@@
-122,7
+122,7
@@
struct mbox_chan *pcc_mbox_request_channel(struct mbox_client *cl,
*/
chan = get_pcc_channel(subspace_id);
- if (
!chan
|| chan->cl) {
+ if (
IS_ERR(chan)
|| chan->cl) {
dev_err(dev, "Channel not found for idx: %d\n", subspace_id);
return ERR_PTR(-EBUSY);
}