aboutsummaryrefslogtreecommitdiff
path: root/drivers/mailbox/mailbox-sti.c
diff options
context:
space:
mode:
authorAmitoj Kaur Chawla <amitoj1606@gmail.com>2016-05-05 17:50:49 +0530
committerJassi Brar <jaswinder.singh@linaro.org>2016-05-08 22:44:46 +0530
commitc430cf376fee0b03d9c9293615f9737649de1b12 (patch)
tree17f244075d59c9dbc9fd59d84df2a41abd5d1f8f /drivers/mailbox/mailbox-sti.c
parentdd28216528cf67339cd4f5854166fbd4eefd7fa8 (diff)
downloadlinux-c430cf376fee0b03d9c9293615f9737649de1b12.tar.gz
mailbox: Fix devm_ioremap_resource error detection code
devm_ioremap_resource returns an ERR_PTR value, not NULL, on failure. The Coccinelle semantic patch used to make this change is as follows: @@ expression e,e1; statement S; @@ *e = devm_ioremap_resource(...); if (!e1) S Signed-off-by: Amitoj Kaur Chawla <amitoj1606@gmail.com> Signed-off-by: Jassi Brar <jaswinder.singh@linaro.org>
Diffstat (limited to 'drivers/mailbox/mailbox-sti.c')
-rw-r--r--drivers/mailbox/mailbox-sti.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/mailbox/mailbox-sti.c b/drivers/mailbox/mailbox-sti.c
index 2394cfe892b6..a334db5c9f1c 100644
--- a/drivers/mailbox/mailbox-sti.c
+++ b/drivers/mailbox/mailbox-sti.c
@@ -430,8 +430,8 @@ static int sti_mbox_probe(struct platform_device *pdev)
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
mdev->base = devm_ioremap_resource(&pdev->dev, res);
- if (!mdev->base)
- return -ENOMEM;
+ if (IS_ERR(mdev->base))
+ return PTR_ERR(mdev->base);
ret = of_property_read_string(np, "mbox-name", &mdev->name);
if (ret)