Qu Wenruo 50628b06e6 btrfs: replace BUG_ON() in btrfs_csum_one_bio() with proper error handling ...

[ Upstream commit bbc9a6eb5eec03dcafee266b19f56295e3b2aa8f ]

There is a BUG_ON() in btrfs_csum_one_bio() to catch code logic error.
It has indeed caught several bugs during subpage development.
But the BUG_ON() itself will bring down the whole system which is
an overkill.

Replace it with a WARN() and exit gracefully, so that it won't crash the
whole system while we can still catch the code logic error.

Signed-off-by: Qu Wenruo <wqu@suse.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>

2021-10-09 14:40:56 +02:00

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