From 5dbdb2d87c294401a22e6a6002f08ebc9fbea38b Mon Sep 17 00:00:00 2001 From: Joe Perches <joe@perches.com> Date: Tue, 29 Dec 2020 15:14:31 -0800 Subject: checkpatch: prefer strscpy to strlcpy Prefer strscpy over the deprecated strlcpy function. Link: https://lkml.kernel.org/r/19fe91084890e2c16fe56f960de6c570a93fa99b.camel@perches.com Signed-off-by: Joe Perches <joe@perches.com> Requested-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> --- scripts/checkpatch.pl | 6 ++++++ 1 file changed, 6 insertions(+) (limited to 'scripts') diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl index 00085308ed9d..92e888ed939f 100755 --- a/scripts/checkpatch.pl +++ b/scripts/checkpatch.pl @@ -6646,6 +6646,12 @@ sub process { # } # } +# strlcpy uses that should likely be strscpy + if ($line =~ /\bstrlcpy\s*\(/) { + WARN("STRLCPY", + "Prefer strscpy over strlcpy - see: https://lore.kernel.org/r/CAHk-=wgfRnXz0W3D37d01q3JFkr_i_uTL=V6A6G1oUZcprmknw\@mail.gmail.com/\n" . $herecurr); + } + # typecasts on min/max could be min_t/max_t if ($perl_version_ok && defined $stat && -- cgit v1.2.3