[PATCH 09/10] btrfs: Remove fail2 label from btrfs_submit_compressed_read

[Nikolay Borisov <nborisov@xxxxxxxx>]

Signed-off-by: Nikolay Borisov <nborisov@xxxxxxxx>
---
 fs/btrfs/compression.c | 23 +++++++++--------------
 1 file changed, 9 insertions(+), 14 deletions(-)

diff --git a/fs/btrfs/compression.c b/fs/btrfs/compression.c
index 2033ce17e5c6..c28ee9fcd15d 100644
--- a/fs/btrfs/compression.c
+++ b/fs/btrfs/compression.c
@@ -661,8 +661,7 @@ blk_status_t btrfs_submit_compressed_read(struct inode *inode, struct bio *bio,
 	u64 em_len;
 	u64 em_start;
 	struct extent_map *em;
-	blk_status_t ret = BLK_STS_RESOURCE;
-	int faili = 0;
+	blk_status_t ret;
 	const u16 csum_size = btrfs_super_csum_size(fs_info->super_copy);
 	u8 *sums;
 
@@ -712,12 +711,16 @@ blk_status_t btrfs_submit_compressed_read(struct inode *inode, struct bio *bio,
 		cb->compressed_pages[pg_index] = alloc_page(GFP_NOFS |
 							      __GFP_HIGHMEM);
 		if (!cb->compressed_pages[pg_index]) {
-			faili = pg_index - 1;
-			ret = BLK_STS_RESOURCE;
-			goto fail2;
+			int i;
+
+			for (i = 0; i < pg_index; i++)
+				__free_page(cb->compressed_pages[i]);
+
+			kfree(cb->compressed_pages);
+			kfree(cb);
+			return BLK_STS_RESOURCE;
 		}
 	}
-	faili = nr_pages - 1;
 	cb->nr_pages = nr_pages;
 
 	add_ra_bio_pages(inode, em_start + em_len, cb);
@@ -801,14 +804,6 @@ blk_status_t btrfs_submit_compressed_read(struct inode *inode, struct bio *bio,
 
 	return 0;
 
-fail2:
-	while (faili >= 0) {
-		__free_page(cb->compressed_pages[faili]);
-		faili--;
-	}
-
-	kfree(cb->compressed_pages);
-	kfree(cb);
 out:
 	free_extent_map(em);
 	return ret;
-- 
2.17.1