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authorTony Lindgren <tony@atomide.com>2018-08-28 19:58:03 +0300
committerTony Lindgren <tony@atomide.com>2018-08-28 19:58:03 +0300
commitea4d65f14f6aaa53e379b93c5544245ef081b3e7 (patch)
treea15485f4f1cf547a52b31fa8e16e14b9579b7200 /drivers/rtc/rtc-bq4802.c
parentce32d59ee2cd036f6e8a6ed17a06a0b0bec5c67c (diff)
parent496f3347d834aec91c38b45d6249ed00f58ad233 (diff)
downloadlinux-ea4d65f14f6aaa53e379b93c5544245ef081b3e7.tar.xz
Merge branch 'perm-fix' into omap-for-v4.19/fixes-v2
Diffstat (limited to 'drivers/rtc/rtc-bq4802.c')
-rw-r--r--drivers/rtc/rtc-bq4802.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/rtc/rtc-bq4802.c b/drivers/rtc/rtc-bq4802.c
index d768f6747961..113493b52149 100644
--- a/drivers/rtc/rtc-bq4802.c
+++ b/drivers/rtc/rtc-bq4802.c
@@ -162,6 +162,10 @@ static int bq4802_probe(struct platform_device *pdev)
} else if (p->r->flags & IORESOURCE_MEM) {
p->regs = devm_ioremap(&pdev->dev, p->r->start,
resource_size(p->r));
+ if (!p->regs){
+ err = -ENOMEM;
+ goto out;
+ }
p->read = bq4802_read_mem;
p->write = bq4802_write_mem;
} else {