From 849b1333153c989b3618e05981fd23f61fcfdee4 Mon Sep 17 00:00:00 2001 From: Julia Lawall Date: Mon, 19 May 2014 06:31:07 +0200 Subject: usb: gadget: make return of 0 explicit Delete unnecessary local variable whose value is always 0 and that hides the fact that the result is always 0. A simplified version of the semantic patch that fixes this problem is as follows: (http://coccinelle.lip6.fr/) // @r exists@ local idexpression ret; expression e; position p; @@ -ret = 0; ... when != ret = e return - ret + 0 ; // Signed-off-by: Julia Lawall Signed-off-by: Greg Kroah-Hartman --- drivers/usb/gadget/composite.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) (limited to 'drivers/usb/gadget/composite.c') diff --git a/drivers/usb/gadget/composite.c b/drivers/usb/gadget/composite.c index 042c66b71df8..f80151932053 100644 --- a/drivers/usb/gadget/composite.c +++ b/drivers/usb/gadget/composite.c @@ -1312,9 +1312,7 @@ static void fill_ext_compat(struct usb_configuration *c, u8 *buf) static int count_ext_prop(struct usb_configuration *c, int interface) { struct usb_function *f; - int j, res; - - res = 0; + int j; f = c->interface[interface]; for (j = 0; j < f->os_desc_n; ++j) { @@ -1326,7 +1324,7 @@ static int count_ext_prop(struct usb_configuration *c, int interface) if (d && d->ext_compat_id) return d->ext_prop_count; } - return res; + return 0; } static int len_ext_prop(struct usb_configuration *c, int interface) -- cgit v1.2.1