[PATCH] usb: gadget: legacy: ncm: compress return logic into one line

From: Gustavo A. R. Silva
Date: Sun Jul 09 2017 - 22:56:53 EST


Simplify return logic to avoid unnecessary variable assignment.

This issue was detected using Coccinelle and the following
semantic patch:

@@
local idexpression ret;
expression e;
@@

-ret =
+return
e;
-return ret;

Signed-off-by: Gustavo A. R. Silva <garsilva@xxxxxxxxxxxxxx>
---
drivers/usb/gadget/legacy/ncm.c | 6 ++----
1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/usb/gadget/legacy/ncm.c b/drivers/usb/gadget/legacy/ncm.c
index 0aba682..cb0d84f 100644
--- a/drivers/usb/gadget/legacy/ncm.c
+++ b/drivers/usb/gadget/legacy/ncm.c
@@ -106,10 +106,8 @@ static int ncm_do_config(struct usb_configuration *c)
}

f_ncm = usb_get_function(f_ncm_inst);
- if (IS_ERR(f_ncm)) {
- status = PTR_ERR(f_ncm);
- return status;
- }
+ if (IS_ERR(f_ncm))
+ return PTR_ERR(f_ncm);

status = usb_add_function(c, f_ncm);
if (status < 0) {
--
2.5.0