ext4_free_blocks fails to pair an ext4_mb_load_buddy with a matching
ext4_mb_unload_buddy when it fails a memory allocation.
Signed-off-by: Salman Qazi <sqazi@xxxxxxxxxx>
---
fs/ext4/mballoc.c | 1 +
1 files changed, 1 insertions(+), 0 deletions(-)
diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c
index 99ab428..5c315ab 100644
--- a/fs/ext4/mballoc.c
+++ b/fs/ext4/mballoc.c
@@ -4636,6 +4636,7 @@ do_more:
*/
new_entry = kmem_cache_alloc(ext4_free_data_cachep, GFP_NOFS);
if (!new_entry) {
+ ext4_mb_unload_buddy(&e4b);
err = -ENOMEM;
goto error_return;
}
--
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