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usb: gadget: configfs: use to_usb_function_instance() in cfg (un)link func

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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>
Link: https://lore.kernel.org/r/1637211213-16400-5-git-send-email-quic_linyyuan@quicinc.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Linyu Yuan 2021-11-18 12:53:33 +08:00 committed by Greg Kroah-Hartman
parent 5d143ec451
commit 5284acccc4
1 changed files with 4 additions and 6 deletions
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10
drivers/usb/gadget/configfs.c
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@ -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;
/*