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authorStephen M. Cameron <scameron@beardog.cce.hp.com>2009-09-17 13:47:24 -0500
committerJens Axboe <jens.axboe@oracle.com>2009-10-01 21:15:42 +0200
commite8074f79770953be26b64539803d06a46d1a6e58 (patch)
tree0b6cd25f5ce125182f7248bd1b4b55c64bfc4502
parent097d026453e7051a544722f4e05240085916499d (diff)
cciss: Handle failure of blk_init_queue gracefully in cciss_add_disk.
Handle failure of blk_init_queue gracefully in cciss_add_disk. Signed-off-by: Stephen M. Cameron <scameron@beardog.cce.hp.com> Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
-rw-r--r--drivers/block/cciss.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c
index 2810dd9805a..b1211d530da 100644
--- a/drivers/block/cciss.c
+++ b/drivers/block/cciss.c
@@ -1690,6 +1690,8 @@ static int cciss_add_disk(ctlr_info_t *h, struct gendisk *disk,
int drv_index)
{
disk->queue = blk_init_queue(do_cciss_request, &h->lock);
+ if (!disk->queue)
+ goto init_queue_failure;
sprintf(disk->disk_name, "cciss/c%dd%d", h->ctlr, drv_index);
disk->major = h->major;
disk->first_minor = drv_index << NWD_SHIFT;
@@ -1730,6 +1732,7 @@ static int cciss_add_disk(ctlr_info_t *h, struct gendisk *disk,
cleanup_queue:
blk_cleanup_queue(disk->queue);
disk->queue = NULL;
+init_queue_failure:
return -1;
}