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btrfs: scrub: silence an uninitialized variable warning 

It's basically harmless if "ref_level" isn't initialized since it's only
used for an error message, but it causes a static checker warning.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Dan Carpenter 2016-03-11 11:08:56 +03:00 committed by David Sterba
parent ebb8765b2d
commit 07c9a8e077
1 changed files with 1 additions and 1 deletions
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fs/btrfs/scrub.c
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@ -611,7 +611,7 @@ static void scrub_print_warning(const char *errstr, struct scrub_block *sblock)
u64 flags = 0;
u64 ref_root;
u32 item_size;
u8 ref_level;
u8 ref_level = 0;
int ret;
WARN_ON(sblock->page_count < 1);