From: Joe Thornber ejt@redhat.com
mainline inclusion from mainline-v5.13-rc1 commit f73e2e70ec48c9a9d45494c4866230a5059062ad category: bugfix bugzilla: https://gitee.com/openeuler/kernel/issues/I5JCAH CVE: NA
Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=...
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Remove this extra BUG_ON() that calls node_check() -- which avoids extra crc checking.
Signed-off-by: Joe Thornber ejt@redhat.com Signed-off-by: Mike Snitzer snitzer@redhat.com Signed-off-by: Zhang Changzhong zhangchangzhong@huawei.com Reviewed-by: Zhang Xiaoxu zhangxiaoxu5@huawei.com Reviewed-by: Hou Tao houtao1@huawei.com Signed-off-by: Zheng Zengkai zhengzengkai@huawei.com --- drivers/md/persistent-data/dm-btree-spine.c | 2 -- 1 file changed, 2 deletions(-)
diff --git a/drivers/md/persistent-data/dm-btree-spine.c b/drivers/md/persistent-data/dm-btree-spine.c index e03cb9e48773..c4b386b2be97 100644 --- a/drivers/md/persistent-data/dm-btree-spine.c +++ b/drivers/md/persistent-data/dm-btree-spine.c @@ -30,8 +30,6 @@ static void node_prepare_for_write(struct dm_block_validator *v, h->csum = cpu_to_le32(dm_bm_checksum(&h->flags, block_size - sizeof(__le32), BTREE_CSUM_XOR)); - - BUG_ON(node_check(v, b, 4096)); }
static int node_check(struct dm_block_validator *v,