diff mbox series

[4/4] usb: gadget: configfs: use to_usb_function_instance() in cfg (un)link func

Message ID 1637211213-16400-5-git-send-email-quic_linyyuan@quicinc.com (mailing list archive)
State Accepted
Commit 5284acccc4a501f38dbeceabaa0340401c107654
Headers show
Series usb: gadget: configfs: several cleanup change | expand

Commit Message

Linyu Yuan Nov. 18, 2021, 4:53 a.m. UTC 
replace open-coded container_of() with to_usb_function_instance() helper.

Reviewed-by: Jack Pham <quic_jackp@quicinc.com>
Signed-off-by: Linyu Yuan <quic_linyyuan@quicinc.com>
---
 drivers/usb/gadget/configfs.c | 10 ++++------
 1 file changed, 4 insertions(+), 6 deletions(-)
diff mbox series

Patch

diff --git a/drivers/usb/gadget/configfs.c b/drivers/usb/gadget/configfs.c
index ff0fb33..d4a678c 100644
--- a/drivers/usb/gadget/configfs.c
+++ b/drivers/usb/gadget/configfs.c
@@ -416,9 +416,8 @@  static int config_usb_cfg_link(
 	struct config_usb_cfg *cfg = to_config_usb_cfg(usb_cfg_ci);
 	struct gadget_info *gi = cfg_to_gadget_info(cfg);
 
-	struct config_group *group = to_config_group(usb_func_ci);
-	struct usb_function_instance *fi = container_of(group,
-			struct usb_function_instance, group);
+	struct usb_function_instance *fi =
+			to_usb_function_instance(usb_func_ci);
 	struct usb_function_instance *a_fi;
 	struct usb_function *f;
 	int ret;
@@ -466,9 +465,8 @@  static void config_usb_cfg_unlink(
 	struct config_usb_cfg *cfg = to_config_usb_cfg(usb_cfg_ci);
 	struct gadget_info *gi = cfg_to_gadget_info(cfg);
 
-	struct config_group *group = to_config_group(usb_func_ci);
-	struct usb_function_instance *fi = container_of(group,
-			struct usb_function_instance, group);
+	struct usb_function_instance *fi =
+			to_usb_function_instance(usb_func_ci);
 	struct usb_function *f;
 
 	/*