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authorAlessandro Zummo <a.zummo@towertech.it>2014-04-03 14:49:36 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2014-04-03 16:21:16 -0700
commit4071ea25cc08d41002746cca2d69ac700d67a2ac (patch)
tree43cf44f8265b885c8c1e4e81f0ced5c6babb53c7 /drivers/rtc/rtc-test.c
parenta68b31080912dae377bee4994716b357dc74286d (diff)
downloadop-kernel-dev-4071ea25cc08d41002746cca2d69ac700d67a2ac.zip
op-kernel-dev-4071ea25cc08d41002746cca2d69ac700d67a2ac.tar.gz
rtc: fix potential race condition
RTC drivers must not return an error after device registration. [akpm@linux-foundation.org: coding-style fixes] Signed-off-by: Alessandro Zummo <a.zummo@towertech.it> Reported-by: Ales Novak <alnovak@suse.cz> Cc: Alexander Shiyan <shc_work@mail.ru> Cc: Atsushi Nemoto <anemo@mba.ocn.ne.jp> Cc: Jiri Kosina <jkosina@suse.cz> Cc: Srikanth Srinivasan <srikanth.srinivasan@freescale.com> Cc: Lee Jones <lee.jones@linaro.org> Cc: Sascha Hauer <s.hauer@pengutronix.de> Cc: Joonsoo Kim <iamjoonsoo.kim@lge.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/rtc/rtc-test.c')
-rw-r--r--drivers/rtc/rtc-test.c9
1 files changed, 3 insertions, 6 deletions
diff --git a/drivers/rtc/rtc-test.c b/drivers/rtc/rtc-test.c
index 7746e65..6599c20 100644
--- a/drivers/rtc/rtc-test.c
+++ b/drivers/rtc/rtc-test.c
@@ -104,20 +104,17 @@ static int test_probe(struct platform_device *plat_dev)
rtc = devm_rtc_device_register(&plat_dev->dev, "test",
&test_rtc_ops, THIS_MODULE);
if (IS_ERR(rtc)) {
- err = PTR_ERR(rtc);
- return err;
+ return PTR_ERR(rtc);
}
err = device_create_file(&plat_dev->dev, &dev_attr_irq);
if (err)
- goto err;
+ dev_err(&plat_dev->dev, "Unable to create sysfs entry: %s\n",
+ dev_attr_irq.attr.name);
platform_set_drvdata(plat_dev, rtc);
return 0;
-
-err:
- return err;
}
static int test_remove(struct platform_device *plat_dev)
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