Btrfs: fix extent boundary check in bio_readpage_error
Signed-off-by: Filipe David Borba Manana <fdmanana@gmail.com> Signed-off-by: Josef Bacik <jbacik@fb.com> Signed-off-by: Chris Mason <clm@fb.com>
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@ -2156,7 +2156,7 @@ static int bio_readpage_error(struct bio *failed_bio, u64 phy_offset,
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return -EIO;
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}
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if (em->start > start || em->start + em->len < start) {
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if (em->start > start || em->start + em->len <= start) {
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free_extent_map(em);
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em = NULL;
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}
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