[PATCH v3 03/57] scsi: sg: Prepare for enabling lock context analysis

Annotate open_wait() with __must_hold() since it unlocks and locks a
mutex.

Signed-off-by: Bart Van Assche <[email protected]>
---
 drivers/scsi/sg.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/scsi/sg.c b/drivers/scsi/sg.c
index 74cd4e8a61c2..dd3ca717ed13 100644
--- a/drivers/scsi/sg.c
+++ b/drivers/scsi/sg.c
@@ -245,6 +245,7 @@ static int sg_allow_access(struct file *filp, unsigned char *cmd)
 
 static int
 open_wait(Sg_device *sdp, int flags)
+	__must_hold(&sdp->open_rel_lock)
 {
 	int retval = 0;