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Btrfs: remove unnecessary IS_ERR in bio_readpage_error()

Message ID 201210010907.AA00012@FM-323941448.jp.fujitsu.com (mailing list archive)
State New, archived
Headers show

Commit Message

Tsutomu Itoh Oct. 1, 2012, 9:07 a.m. UTC 
Because the value of extent_map is only a correct value or NULL,
so IS_ERR is unnecessary.

Signed-off-by: Tsutomu Itoh <t-itoh@jp.fujitsu.com>
---
 fs/btrfs/extent_io.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c
index 979fa0d..576ed9f 100644
--- a/fs/btrfs/extent_io.c
+++ b/fs/btrfs/extent_io.c
@@ -2071,7 +2071,7 @@  static int bio_readpage_error(struct bio *failed_bio, struct page *page,
 		}
 		read_unlock(&em_tree->lock);
 
-		if (!em || IS_ERR(em)) {
+		if (!em) {
 			kfree(failrec);
 			return -EIO;
 		}