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authorSudip Mukherjee <sudipm.mukherjee@gmail.com>2015-09-16 19:34:24 +0530
committerJassi Brar <jaswinder.singh@linaro.org>2015-10-16 10:46:07 +0530
commitd311a28a5853857a73d54d15dc30797aa3b1802d (patch)
tree7ed80563fd1439490b1ad8138cdf28f113e3a5e8 /drivers/mailbox/pcc.c
parent049e6dde7e57f0054fdc49102e7ef4830c698b46 (diff)
PCC: fix dereference of ERR_PTR
get_pcc_channel() does not return NULL on error it returns the error code in ERR_PTR, but we have been checking it for NULL. Signed-off-by: Sudip Mukherjee <sudip@vectorindia.org>
Diffstat (limited to 'drivers/mailbox/pcc.c')
-rw-r--r--drivers/mailbox/pcc.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/mailbox/pcc.c b/drivers/mailbox/pcc.c
index 68885a82e704..45d85aea9955 100644
--- 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);
}