jbd2: Add ENOMEM checking in and for jbd2_journal_write_metadata_buffer()
OOM happens.
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
diff --git a/fs/jbd2/journal.c b/fs/jbd2/journal.c
index af60d98..3f473fa 100644
--- a/fs/jbd2/journal.c
+++ b/fs/jbd2/journal.c
@@ -358,6 +358,10 @@
jbd_unlock_bh_state(bh_in);
tmp = jbd2_alloc(bh_in->b_size, GFP_NOFS);
+ if (!tmp) {
+ jbd2_journal_put_journal_head(new_jh);
+ return -ENOMEM;
+ }
jbd_lock_bh_state(bh_in);
if (jh_in->b_frozen_data) {
jbd2_free(tmp, bh_in->b_size);