[PATCH 5/9] usb: fix empty-body warning in sysfs.c
From: Randy Dunlap
Date: Sat Apr 18 2020 - 14:41:41 EST
Fix gcc empty-body warning when -Wextra is used:
../drivers/usb/core/sysfs.c: In function âusb_create_sysfs_intf_filesâ:
../drivers/usb/core/sysfs.c:1266:3: warning: suggest braces around empty body in an âifâ statement [-Wempty-body]
; /* We don't actually care if the function fails. */
^
Signed-off-by: Randy Dunlap <rdunlap@xxxxxxxxxxxxx>
Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
Cc: linux-usb@xxxxxxxxxxxxxxx
Cc: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
Cc: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/usb/core/sysfs.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- linux-next-20200327.orig/drivers/usb/core/sysfs.c
+++ linux-next-20200327/drivers/usb/core/sysfs.c
@@ -1263,7 +1263,7 @@ void usb_create_sysfs_intf_files(struct
if (!alt->string && !(udev->quirks & USB_QUIRK_CONFIG_INTF_STRINGS))
alt->string = usb_cache_string(udev, alt->desc.iInterface);
if (alt->string && device_create_file(&intf->dev, &dev_attr_interface))
- ; /* We don't actually care if the function fails. */
+ do_empty(); /* We don't actually care if the function fails. */
intf->sysfs_files_created = 1;
}