[PATCH 2/2] scripts: checkpatch.pl: add warning for strlcat()

[Manuel Ebner]

add a warning for strlcat()

Signed-off-by: Manuel Ebner <manuelebner@xxxxxxxxxxx>
---
 scripts/checkpatch.pl | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index 0492d6afc9a1..ca1a8e67d529 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -7085,6 +7085,12 @@ sub process {
 			     "Prefer strscpy over strlcpy - see: https://github.com/KSPP/linux/issues/89\n"; . $herecurr);
 		}
 
+# strlcat uses that should likely be
+		if ($line =~ /\bstrlcat\s*\(/ && !is_userspace($realfile)) {
+			WARN("STRLCAT",
+			     "Prefer seq_buf_printf() over strlcat - see: https://github.com/KSPP/linux/issues/370\n"; . $herecurr);
+		}
+
 # strncpy uses that should likely be strscpy or strscpy_pad
 		if ($line =~ /\bstrncpy\s*\(/ && !is_userspace($realfile)) {
 			WARN("STRNCPY",
-- 
2.54.0