checkpatch: use the correct indentation for which()

I copied the which subroutine from get_maintainer.pl.

Unfortunately, get_maintainer uses a 4 space indentation so use the
proper tab indentation instead.

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 6 insertions, 6 deletions

diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index 7c290693b8af..569ba315823e 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -710,15 +710,15 @@ sub format_email {
 }
 
 sub which {
-    my ($bin) = @_;
+        my ($bin) = @_;
 
-    foreach my $path (split(/:/, $ENV{PATH})) {
-        if (-e "$path/$bin") {
-            return "$path/$bin";
+        foreach my $path (split(/:/, $ENV{PATH})) {
+                if (-e "$path/$bin") {
+                        return "$path/$bin";
+                }
         }
-    }
 
-    return "";
+        return "";
 }
 
 sub which_conf {