[PATCH] ext4 balloc: use io_error label

ext4_new_blocks has a nice io_error label for setting -EIO, so goto that in
the one place that doesn't already use it.

Signed-off-by: Mingming Cao <cmm@us.ibm.com>
Signed-off-by: Hugh Dickins <hugh@veritas.com>
Cc: <linux-ext4@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

diff --git a/fs/ext4/balloc.c b/fs/ext4/balloc.c
index 8e7249e..1c8ef0e 100644 (file)
--- a/fs/ext4/balloc.c
+++ b/fs/ext4/balloc.c
@@ -1529,10 +1529,8 @@ retry_alloc:
                if (group_no >= ngroups)
                        group_no = 0;
                gdp = ext4_get_group_desc(sb, group_no, &gdp_bh);
-               if (!gdp) {
-                       *errp = -EIO;
-                       goto out;
-               }
+               if (!gdp)
+                       goto io_error;
                free_blocks = le16_to_cpu(gdp->bg_free_blocks_count);
                /*
                 * skip this group if the number of