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authorJingoo Han <jg1.han@samsung.com>2013-04-30 14:01:59 +0900
committerWim Van Sebroeck <wim@iguana.be>2013-07-11 20:56:47 +0200
commita508e2e634f9ea462c3beb56e12aa50ba9e8b0a9 (patch)
tree63686684b9bc801c0fcb41f2a5cc2b098ae2dfff /drivers/watchdog/riowd.c
parent52ccc5aca4c9cf35974c1ea3b53fc43044b29361 (diff)
watchdog: riowd: use devm_kzalloc()
Use devm_kzalloc() to make cleanup paths simpler. Signed-off-by: Jingoo Han <jg1.han@samsung.com> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
Diffstat (limited to 'drivers/watchdog/riowd.c')
-rw-r--r--drivers/watchdog/riowd.c8
1 files changed, 2 insertions, 6 deletions
diff --git a/drivers/watchdog/riowd.c b/drivers/watchdog/riowd.c
index 0040451aec1d..13363adc364f 100644
--- a/drivers/watchdog/riowd.c
+++ b/drivers/watchdog/riowd.c
@@ -183,7 +183,7 @@ static int riowd_probe(struct platform_device *op)
goto out;
err = -ENOMEM;
- p = kzalloc(sizeof(*p), GFP_KERNEL);
+ p = devm_kzalloc(&op->dev, sizeof(*p), GFP_KERNEL);
if (!p)
goto out;
@@ -192,7 +192,7 @@ static int riowd_probe(struct platform_device *op)
p->regs = of_ioremap(&op->resource[0], 0, 2, DRIVER_NAME);
if (!p->regs) {
pr_err("Cannot map registers\n");
- goto out_free;
+ goto out;
}
/* Make miscdev useable right away */
riowd_device = p;
@@ -213,9 +213,6 @@ out_iounmap:
riowd_device = NULL;
of_iounmap(&op->resource[0], p->regs, 2);
-out_free:
- kfree(p);
-
out:
return err;
}
@@ -226,7 +223,6 @@ static int riowd_remove(struct platform_device *op)
misc_deregister(&riowd_miscdev);
of_iounmap(&op->resource[0], p->regs, 2);
- kfree(p);
return 0;
}