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author | Bart Van Assche <bart.vanassche@wdc.com> | 2018-01-02 22:39:47 +0300 |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-02-16 22:14:46 +0300 |
commit | 16f14ebe6131856ba4aec9c1dcb00fdb991d0c38 (patch) | |
tree | 8c249e48a52ede2d53a36ee21ceb6e83b19d2bc1 /drivers/acpi | |
parent | e715f11f9ea7cc76f5970786d4f35d325335089f (diff) | |
download | linux-16f14ebe6131856ba4aec9c1dcb00fdb991d0c38.tar.xz |
pktcdvd: Fix pkt_setup_dev() error path
commit 5a0ec388ef0f6e33841aeb810d7fa23f049ec4cd upstream.
Commit 523e1d399ce0 ("block: make gendisk hold a reference to its queue")
modified add_disk() and disk_release() but did not update any of the
error paths that trigger a put_disk() call after disk->queue has been
assigned. That introduced the following behavior in the pktcdvd driver
if pkt_new_dev() fails:
Kernel BUG at 00000000e98fd882 [verbose debug info unavailable]
Since disk_release() calls blk_put_queue() anyway if disk->queue != NULL,
fix this by removing the blk_cleanup_queue() call from the pkt_setup_dev()
error path.
Fixes: commit 523e1d399ce0 ("block: make gendisk hold a reference to its queue")
Signed-off-by: Bart Van Assche <bart.vanassche@wdc.com>
Cc: Tejun Heo <tj@kernel.org>
Cc: Maciej S. Szmigiero <mail@maciej.szmigiero.name>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/acpi')
0 files changed, 0 insertions, 0 deletions