diff options
| -rw-r--r-- | fs/buffer.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/fs/buffer.c b/fs/buffer.c index 89a4e42b9aad..ce357602f471 100644 --- a/fs/buffer.c +++ b/fs/buffer.c @@ -3027,6 +3027,13 @@ void guard_bio_eod(int op, struct bio *bio) /* Uhhuh. We've got a bio that straddles the device size! */ truncated_bytes = bio->bi_iter.bi_size - (maxsector << 9); + /* + * The bio contains more than one segment which spans EOD, just return + * and let IO layer turn it into an EIO + */ + if (truncated_bytes > bvec->bv_len) + return; + /* Truncate the bio.. */ bio->bi_iter.bi_size -= truncated_bytes; bvec->bv_len -= truncated_bytes; |