Fix gcc empty-body warning when -Wextra is used:
../drivers/input/mouse/synaptics.c: In function ‘synaptics_process_packet’:
../drivers/input/mouse/synaptics.c:1106:6: warning: suggest braces around empty
body in an ‘if’ statement [-Wempty-body]
; /* Nothing, treat a pen as a single finger */
^
Signed-off-by: Randy Dunlap <[email protected]>
Cc: Dmitry Torokhov <[email protected]>
Cc: [email protected]
Cc: Linus Torvalds <[email protected]>
Cc: Andrew Morton <[email protected]>
---
drivers/input/mouse/synaptics.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
--- linux-next-20200327.orig/drivers/input/mouse/synaptics.c
+++ linux-next-20200327/drivers/input/mouse/synaptics.c
@@ -20,6 +20,7 @@
* Trademarks are the property of their respective owners.
*/
+#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/delay.h>
#include <linux/dmi.h>
@@ -1103,7 +1104,7 @@ static void synaptics_process_packet(str
break;
case 2:
if (SYN_MODEL_PEN(info->model_id))
- ; /* Nothing, treat a pen as a single
finger */
+ do_empty(); /* Nothing, treat a pen as
a single finger */
break;
case 4 ... 15:
if (SYN_CAP_PALMDETECT(info->capabilities))
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