X-Git-Url: https://git.proxmox.com/?a=blobdiff_plain;f=fs%2Fbtrfs%2Fextent_io.c;h=e7aeba2427018041afb137c26bfaba213de98d98;hb=e3f24cc521cb7ba60ac137abd1939e4e03435e80;hp=0418bf2c9757f08f15fe897652ee59d2d2534e88;hpb=eb14ab8ed24a0405fd056068b28c33a1cd846024;p=mirror_ubuntu-hirsute-kernel.git

diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c
index 0418bf2c9757..e7aeba242701 100644
--- a/fs/btrfs/extent_io.c
+++ b/fs/btrfs/extent_io.c
@@ -2822,9 +2822,17 @@ int try_release_extent_state(struct extent_map_tree *map,
 		 * at this point we can safely clear everything except the
 		 * locked bit and the nodatasum bit
 		 */
-		clear_extent_bit(tree, start, end,
+		ret = clear_extent_bit(tree, start, end,
 				 ~(EXTENT_LOCKED | EXTENT_NODATASUM),
 				 0, 0, NULL, mask);
+
+		/* if clear_extent_bit failed for enomem reasons,
+		 * we can't allow the release to continue.
+		 */
+		if (ret < 0)
+			ret = 0;
+		else
+			ret = 1;
 	}
 	return ret;
 }