Commit 85026533 authored Mar 15, 2011 by Josef Bacik

Btrfs: return error if the range we want to map is bogus



Currently if we have corrupt metadata map_extent_buffer will complain about it,
but not return an error so the caller has no idea a problem was hit.  Fix this.
Thanks,

Signed-off-by: Josef Bacik <josef@redhat.com>

parent 695a0d0d

fs/btrfs/extent_io.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -3690,6 +3690,7 @@ int map_private_extent_buffer(struct extent_buffer *eb, unsigned long start,
		"wanted %lu %lu\n", (unsigned long long)eb->start,
		eb->len, start, min_len);
		WARN_ON(1);
		return -EINVAL;
		}

		p = extent_buffer_page(eb, i);