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authorJosef Bacik <josef@redhat.com>2011-03-15 14:52:12 -0400
committerJosef Bacik <josef@redhat.com>2011-03-17 14:21:35 -0400
commit850265335f792f5d39ab24e5fb7160bac28d77e5 (patch)
tree8ecc731b9b03e32e067961bc30e6a824ed946187
parent695a0d0da09e75c4475bbb303def159023ef72ca (diff)
downloadlinux-850265335f792f5d39ab24e5fb7160bac28d77e5.tar.bz2
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>
-rw-r--r--fs/btrfs/extent_io.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c
index 714adc4ac4c2..1bbd26b4fc5c 100644
--- a/fs/btrfs/extent_io.c
+++ b/fs/btrfs/extent_io.c
@@ -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);