diff --git a/drivers/staging/mt7621-mmc/dbg.c b/drivers/staging/mt7621-mmc/dbg.c
index 6b59ac8b323a..fda3ba38ba37 100644
--- a/drivers/staging/mt7621-mmc/dbg.c
+++ b/drivers/staging/mt7621-mmc/dbg.c
@@ -232,7 +232,6 @@ static ssize_t msdc_debug_proc_write(struct file *file,
 
 	int cmd, p1, p2;
 	int id, zone;
-	int mode, size;
 
 	if (count == 0)
 		return -1;