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scsi: virtio_scsi: Remove unnecessary condition check

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kmem_cache_destroy() and mempool_destroy() both correctly handle null
pointer parameters. There is no need to check if the parameter is null
before calling these functions.

Link: https://lore.kernel.org/r/1594307167-8807-1-git-send-email-xianting_tian@126.com
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Acked-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Xianting Tian <xianting_tian@126.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Xianting Tian 2020-07-09 11:06:07 -04:00 committed by Martin K. Petersen
parent b92a4a9f7b
commit 92e8d0323a
1 changed files with 4 additions and 8 deletions
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12
drivers/scsi/virtio_scsi.c
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@ -1002,14 +1002,10 @@ static int __init init(void)
return 0;
error:
if (virtscsi_cmd_pool) {
mempool_destroy(virtscsi_cmd_pool);
virtscsi_cmd_pool = NULL;
}
if (virtscsi_cmd_cache) {
kmem_cache_destroy(virtscsi_cmd_cache);
virtscsi_cmd_cache = NULL;
}
mempool_destroy(virtscsi_cmd_pool);
virtscsi_cmd_pool = NULL;
kmem_cache_destroy(virtscsi_cmd_cache);
virtscsi_cmd_cache = NULL;
return ret;
}