1 files changed, 9 insertions, 2 deletions

diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index ba03f17ff662..e954df2b2077 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -5759,18 +5759,25 @@ sub process {
                         for (my $count = $linenr; $count <= $lc; $count++) {
                                 my $fmt = get_quoted_string($lines[$count - 1], raw_line($count, 0));
                                 $fmt =~ s/%%//g;
-                                if ($fmt =~ /(\%[\*\d\.]*p(?![\WFfSsBKRraEhMmIiUDdgVCbGNOx]).)/) {
+                                if ($fmt =~ /(\%[\*\d\.]*p(?![\WSsBKRraEhMmIiUDdgVCbGNOx]).)/) {
                                         $bad_extension = $1;
                                         last;
                                 }
                         }
                         if ($bad_extension ne "") {
                                 my $stat_real = raw_line($linenr, 0);
+                                my $ext_type = "Invalid";
+                                my $use = "";
                                 for (my $count = $linenr + 1; $count <= $lc; $count++) {
                                         $stat_real = $stat_real . "\n" . raw_line($count, 0);
                                 }
+                                if ($bad_extension =~ /p[Ff]/) {
+                                        $ext_type = "Deprecated";
+                                        $use = " - use %pS instead";
+                                        $use =~ s/pS/ps/ if ($bad_extension =~ /pf/);
+                                }
                                 WARN("VSPRINTF_POINTER_EXTENSION",
-                                     "Invalid vsprintf pointer extension '$bad_extension'\n" . "$here\n$stat_real\n");
+                                     "$ext_type vsprintf pointer extension '$bad_extension'$use\n" . "$here\n$stat_real\n");
                         }
                 }