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-rw-r--r--include/scsi/scsi_cmnd.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/scsi/scsi_cmnd.h b/include/scsi/scsi_cmnd.h
index 377df4a2851..1e1198546c7 100644
--- a/include/scsi/scsi_cmnd.h
+++ b/include/scsi/scsi_cmnd.h
@@ -134,6 +134,9 @@ struct scsi_cmnd {
static inline struct scsi_driver *scsi_cmd_to_driver(struct scsi_cmnd *cmd)
{
+ if (!cmd->request->rq_disk)
+ return NULL;
+
return *(struct scsi_driver **)cmd->request->rq_disk->private_data;
}