Change in coreboot[master]: util/lint/checkpatch: Reset the path if running in taint mode

[Martin Roth (Code Review)]

Martin Roth has uploaded this change for review. ( https://review.coreboot.org/21293

Change subject: util/lint/checkpatch: Reset the path if running in taint mode
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util/lint/checkpatch: Reset the path if running in taint mode

Jenkins is giving warnings due to getting the path from the environment:
Insecure $ENV{PATH} while running setgid at util/lint/checkpatch.pl line
907, <$conststructs> line 39.

This should fix those warnings.

Change-Id: I6a09915d13547bf9a86c011d44cbcd39c46f3fec
Signed-off-by: Martin Roth 
---
M util/lint/checkpatch.pl
1 file changed, 7 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/93/21293/1

diff --git a/util/lint/checkpatch.pl b/util/lint/checkpatch.pl
index 75f6f98..b9dc5f6 100755
--- a/util/lint/checkpatch.pl
+++ b/util/lint/checkpatch.pl
@@ -59,6 +59,13 @@
 my $color = 1;
 my $allow_c99_comments = 1;

+# For coreboot jenkins
+# If taint mode is enabled, Untaint the path - files must be in /bin, /usr/bin or /usr/local/bin
+if ( ${^TAINT} ) {
+    $ENV{'PATH'} = '/bin:/usr/bin:/usr/local/bin';
+    delete @ENV{ 'IFS', 'CDPATH', 'ENV', 'BASH_ENV' };
+}
+
 sub help {
    my ($exitcode) = @_;