Merge tag 'ext4_for_linus_stable' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4

Pull ext4 bugfixes from Ted Ts'o:
 "A bug fix and performance regression fix for ext4"

* tag 'ext4_for_linus_stable' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4:
  ext4: fix memory leak in xattr
  ext4: fix performance regression in writeback of random writes

2 files changed, 3 insertions, 1 deletions

diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index 0d424d7ac02b..e274e9c1171f 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -2563,7 +2563,7 @@ retry:
                         break;
         }
         blk_finish_plug(&plug);
-        if (!ret && !cycled) {
+        if (!ret && !cycled && wbc->nr_to_write > 0) {
                 cycled = 1;
                 mpd.last_page = writeback_index - 1;
                 mpd.first_page = 0;
diff --git a/fs/ext4/xattr.c b/fs/ext4/xattr.c
index c081e34f717f..03e9bebba198 100644
--- a/fs/ext4/xattr.c
+++ b/fs/ext4/xattr.c
@@ -1350,6 +1350,8 @@ retry:
                                     s_min_extra_isize) {
                                         tried_min_extra_isize++;
                                         new_extra_isize = s_min_extra_isize;
+                                        kfree(is); is = NULL;
+                                        kfree(bs); bs = NULL;
                                         goto retry;
                                 }
                                 error = -1;