sysfs: release mutex when kmalloc() failed in sysfs_open_file().

Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/fs/sysfs/file.c b/fs/sysfs/file.c
index b502c7197ec063777d90af4c49f038e95acd0c9e..1f64ce529051453d89f7b6d5ee649310c9a011da 100644 (file)
--- a/fs/sysfs/file.c
+++ b/fs/sysfs/file.c
@@ -283,6 +283,7 @@ static int sysfs_open_file(struct inode *inode, struct file *file)
        mutex_lock(&inode->i_mutex);
        if (!(set = inode->i_private)) {
                if (!(set = inode->i_private = kmalloc(sizeof(struct sysfs_buffer_collection), GFP_KERNEL))) {
+                       mutex_unlock(&inode->i_mutex);
                        error = -ENOMEM;
                        goto Done;
                } else {