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    Subject[PATCH] block: Trivial fix for blk_integrity_rq()
    From
    Date

    Fail integrity check gracefully when request does not have a bio
    attached (BLOCK_PC).

    Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

    ---

    PS. Jens is out for a couple of weeks. Hence the direct submission.


    diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
    --- a/include/linux/blkdev.h
    +++ b/include/linux/blkdev.h
    @@ -985,6 +985,9 @@ static inline int bdev_integrity_enabled

    static inline int blk_integrity_rq(struct request *rq)
    {
    + if (rq->bio == NULL)
    + return 0;
    +
    return bio_integrity(rq->bio);
    }


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