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Diffstat (limited to 'include/scsi/scsi_driver.h')
-rw-r--r--include/scsi/scsi_driver.h9
1 files changed, 7 insertions, 2 deletions
diff --git a/include/scsi/scsi_driver.h b/include/scsi/scsi_driver.h
index 6dffa8555a39..4ce1988b2ba0 100644
--- a/include/scsi/scsi_driver.h
+++ b/include/scsi/scsi_driver.h
@@ -4,11 +4,10 @@
#include <linux/blk_types.h>
#include <linux/device.h>
+#include <scsi/scsi_cmnd.h>
struct module;
struct request;
-struct scsi_cmnd;
-struct scsi_device;
struct scsi_driver {
struct device_driver gendrv;
@@ -31,4 +30,10 @@ extern int scsi_register_interface(struct class_interface *);
#define scsi_unregister_interface(intf) \
class_interface_unregister(intf)
+/* make sure not to use it with passthrough commands */
+static inline struct scsi_driver *scsi_cmd_to_driver(struct scsi_cmnd *cmd)
+{
+ return to_scsi_driver(cmd->device->sdev_gendev.driver);
+}
+
#endif /* _SCSI_SCSI_DRIVER_H */