[Resend PATCH] ext2: set proper errno in error case of ext2_fill_super()

[Chengguang Xu <cgxu519@xxxxxxxxxxxx>]

Set proper errno in the case of failure of
initializing percpu variables.

Signed-off-by: Chengguang Xu <cgxu519@xxxxxxxxxxxx>
---
Forgot to cc ext4 maillist, so resend it.

 fs/ext2/super.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/fs/ext2/super.c b/fs/ext2/super.c
index 30c630d73f0f..74a9e3e71c13 100644
--- a/fs/ext2/super.c
+++ b/fs/ext2/super.c
@@ -1147,6 +1147,7 @@ static int ext2_fill_super(struct super_block *sb, void *data, int silent)
 				ext2_count_dirs(sb), GFP_KERNEL);
 	}
 	if (err) {
+		ret = err;
 		ext2_msg(sb, KERN_ERR, "error: insufficient memory");
 		goto failed_mount3;
 	}
-- 
2.20.1