scripts: checkpatch.pl: Extend some checks to "env" files

In order for the U-Boot specific tests we've added (along with the long
line test) to be run on ".env" files as well, we need to update the line
in the process function that starts to limit the file extensions that we
test on.

Signed-off-by: Tom Rini <trini@konsulko.com>

diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index 414019c..763287e 100755 (executable)
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -3791,7 +3791,7 @@ sub process {
                }
 
 # check we are in a valid source file if not then ignore this hunk
-               next if ($realfile !~ /\.(h|c|s|S|sh|dtsi|dts)$/);
+               next if ($realfile !~ /\.(h|c|s|S|sh|dtsi|dts|env)$/);
 
 # check for using SPDX-License-Identifier on the wrong line number
                if ($realline != $checklicenseline &&