lkml.org 
[lkml]   [2018]   [Feb]   [16]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH] HID: uhid: use strlcpy() instead of strncpy()
On Tue, 9 Jan 2018, Xiongfeng Wang wrote:

> From: Xiongfeng Wang <xiongfeng.wang@linaro.org>
>
> gcc-8 reports
>
> drivers/hid/uhid.c: In function 'uhid_dev_create2':
> ./include/linux/string.h:245:9: warning: '__builtin_strncpy' output may
> be truncated copying 127 bytes from a string of length 127
> [-Wstringop-truncation]
>
> The compiler require that the input param 'len' of strncpy() should be
> greater than the length of the src string, so that '\0' is copied as
> well. We can just use strlcpy() to avoid this warning.

Applied to for-4.17/upstream.

--
Jiri Kosina
SUSE Labs

\
 
 \ /
  Last update: 2018-02-16 13:37    [W:0.043 / U:0.668 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site