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authorChristoph Hellwig <hch@lst.de>2020-09-03 07:40:57 +0200
committerJens Axboe <axboe@kernel.dk>2020-09-25 08:18:57 -0600
commitfa01b1e9733fd59ecb8b5b6d85dfb481d2025fbf (patch)
treef627199fb47da3dc4fa57dcbf305fff12997a918 /block/scsi_ioctl.c
parent250eec9e390e2be6f672f9a77cf29791c189f7da (diff)
downloadlinux-rt-fa01b1e9733fd59ecb8b5b6d85dfb481d2025fbf.tar.gz
block: add a bdev_is_partition helper
Add a littler helper to make the somewhat arcane bd_contains checks a little more obvious. Signed-off-by: Christoph Hellwig <hch@lst.de> Acked-by: Ulf Hansson <ulf.hansson@linaro.org> Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'block/scsi_ioctl.c')
-rw-r--r--block/scsi_ioctl.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/block/scsi_ioctl.c b/block/scsi_ioctl.c
index 4421e61c1af1..d4abd1ed5a2d 100644
--- a/block/scsi_ioctl.c
+++ b/block/scsi_ioctl.c
@@ -852,7 +852,7 @@ EXPORT_SYMBOL(scsi_cmd_ioctl);
int scsi_verify_blk_ioctl(struct block_device *bd, unsigned int cmd)
{
- if (bd && bd == bd->bd_contains)
+ if (bd && !bdev_is_partition(bd))
return 0;
if (capable(CAP_SYS_RAWIO))