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authorChristoph Hellwig <hch@lst.de>2021-06-16 09:15:46 +0200
committerJens Axboe <axboe@kernel.dk>2021-06-16 06:53:50 -0600
commit07a719f8fdbe4ae0f825fa1a6d2755a63deb265e (patch)
treeab205dd3344456815afcade138d36e139165897b /drivers/mtd
parentec06c989bb45acc28c7633703685dd684b1b5d9c (diff)
mtd_blkdevs: initialze new->rq in add_mtd_blktrans_dev
Various places expect the request_queue in ->rq. Initialize it to avoid NULL pointer derefences. Fixes: 6966bb921def ("mtd_blkdevs: use blk_mq_alloc_disk") Reported-by: Marek Szyprowski <m.szyprowski@samsung.com> Signed-off-by: Christoph Hellwig <hch@lst.de> Tested-by: Marek Szyprowski <m.szyprowski@samsung.com> Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/mtd')
-rw-r--r--drivers/mtd/mtd_blkdevs.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/mtd/mtd_blkdevs.c b/drivers/mtd/mtd_blkdevs.c
index 5dc4c966ea73..6ce4bc57f919 100644
--- a/drivers/mtd/mtd_blkdevs.c
+++ b/drivers/mtd/mtd_blkdevs.c
@@ -382,6 +382,7 @@ int add_mtd_blktrans_dev(struct mtd_blktrans_dev *new)
}
new->disk = gd;
+ new->rq = new->disk->queue;
gd->private_data = new;
gd->major = tr->major;
gd->first_minor = (new->devnum) << tr->part_bits;