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btrfs: scrub: silence an uninitialized variable warning

PATCH In review Dan Carpenter 2 participants 2 messages Mar 11, 2016

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Kernel janitors Btrfs file system
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Dan Carpenter

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PATCH 1/1 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 <[email protected]>
fs/btrfs/scrub.c +1 -1
index e42aa27..39dbdcb 100644
@@ -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);