Commit c85b0b14 authored Feb 16, 2018 by Linus Torvalds

Merge tag 'for-4.16/dm-chained-bios-fix' of...

Merge tag 'for-4.16/dm-chained-bios-fix' of git://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm

Pull device mapper fix from Mike Snitzer:
 "Fix for DM core to properly propagate errors (avoids overriding
  non-zero error with 0). This is particularly important given DM core's
  increased use of chained bios"

* tag 'for-4.16/dm-chained-bios-fix' of git://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm:
  dm: correctly handle chained bios in dec_pending()

parents 5e8639b7 8dd601fa

drivers/md/dm.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -903,6 +903,7 @@ static void dec_pending(struct dm_io *io, blk_status_t error)
		queue_io(md, bio);
		} else {
		/* done with normal IO or empty flush */
		if (io_error)
		bio->bi_status = io_error;
		bio_endio(bio);
		}

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