devtmpfs: unlock mutex in case of string allocation error

80422738 · Kay Sievers <[email protected]> · 2009-12-22 22:25:16 +01:00

Reported-by: Kirill A. Shutemov <[email protected]>
Signed-off-by: Kay Sievers <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>

Commit: 8042273801059884da2d53bbca34575d090b6f4e
Parents: 0787fdf7

Changes

1 files changed · +5 −2

File	Status	Add	Del	Content
drivers/base/devtmpfs.c	modified	+5	−2	View file

drivers/base/devtmpfs.c

View file

diff --git a/drivers/base/devtmpfs.c b/drivers/base/devtmpfs.c
index 278371c..090dd48 100644
--- a/drivers/base/devtmpfs.c
+++ b/drivers/base/devtmpfs.c
@@ -101,8 +101,10 @@ static int create_path(const char *nodepath)
 
 		/* parent directories do not exist, create them */
 		path = kstrdup(nodepath, GFP_KERNEL);
-		if (!path)
-			return -ENOMEM;
+		if (!path) {
+			err = -ENOMEM;
+			goto out;
+		}
 		s = path;
 		for (;;) {
 			s = strchr(s, '/');
@@ -117,6 +119,7 @@ static int create_path(const char *nodepath)
 		}
 		kfree(path);
 	}
+out:
 	mutex_unlock(&dirlock);
 	return err;
 }