From 582e2e056a5c3410174c23f5134e6b00e0db9101 Mon Sep 17 00:00:00 2001 From: Jianpeng Ma Date: Thu, 11 Oct 2012 13:45:36 +1100 Subject: [PATCH] md/bitmap:Don't use IS_ERR to judge alloc_page(). Signed-off-by: Jianpeng Ma Signed-off-by: NeilBrown --- drivers/md/bitmap.c | 8 ++------ 1 file changed, 2 insertions(+), 6 deletions(-) diff --git a/drivers/md/bitmap.c b/drivers/md/bitmap.c index df73375c160a..7155945f8eb8 100644 --- a/drivers/md/bitmap.c +++ b/drivers/md/bitmap.c @@ -470,14 +470,10 @@ static int bitmap_new_disk_sb(struct bitmap *bitmap) { bitmap_super_t *sb; unsigned long chunksize, daemon_sleep, write_behind; - int err = -EINVAL; bitmap->storage.sb_page = alloc_page(GFP_KERNEL); - if (IS_ERR(bitmap->storage.sb_page)) { - err = PTR_ERR(bitmap->storage.sb_page); - bitmap->storage.sb_page = NULL; - return err; - } + if (bitmap->storage.sb_page == NULL) + return -ENOMEM; bitmap->storage.sb_page->index = 0; sb = kmap_atomic(bitmap->storage.sb_page); -- GitLab