tools headers UAPI: Sync linux/prctl.h with the kernel sources

[linux-2.6-microblaze.git] / scripts / checkpatch.pl

diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index ccb412a..23697a6 100755 (executable)
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -5829,7 +5829,7 @@ sub process {
                                next if ($arg =~ /\.\.\./);
                                next if ($arg =~ /^type$/i);
                                my $tmp_stmt = $define_stmt;
-                               $tmp_stmt =~ s/\b(sizeof|typeof|__typeof__|__builtin\w+|typecheck\s*\(\s*$Type\s*,|\#+)\s*\(*\s*$arg\s*\)*\b//g;
+                               $tmp_stmt =~ s/\b(__must_be_array|offsetof|sizeof|sizeof_field|__stringify|typeof|__typeof__|__builtin\w+|typecheck\s*\(\s*$Type\s*,|\#+)\s*\(*\s*$arg\s*\)*\b//g;
                                $tmp_stmt =~ s/\#+\s*$arg\b//g;
                                $tmp_stmt =~ s/\b$arg\s*\#\#//g;
                                my $use_cnt = () = $tmp_stmt =~ /\b$arg\b/g;
@@ -7006,7 +7006,7 @@ sub process {
                }
 
 # check for alloc argument mismatch
-               if ($line =~ /\b(kcalloc|kmalloc_array)\s*\(\s*sizeof\b/) {
+               if ($line =~ /\b((?:devm_)?(?:kcalloc|kmalloc_array))\s*\(\s*sizeof\b/) {
                        WARN("ALLOC_ARRAY_ARGS",
                             "$1 uses number as first arg, sizeof is generally wrong\n" . $herecurr);
                }
@@ -7198,6 +7198,17 @@ sub process {
                             "Using $1 should generally have parentheses around the comparison\n" . $herecurr);
                }
 
+# return sysfs_emit(foo, fmt, ...) fmt without newline
+               if ($line =~ /\breturn\s+sysfs_emit\s*\(\s*$FuncArg\s*,\s*($String)/ &&
+                   substr($rawline, $-[6], $+[6] - $-[6]) !~ /\\n"$/) {
+                       my $offset = $+[6] - 1;
+                       if (WARN("SYSFS_EMIT",
+                                "return sysfs_emit(...) formats should include a terminating newline\n" . $herecurr) &&
+                           $fix) {
+                               substr($fixed[$fixlinenr], $offset, 0) = '\\n';
+                       }
+               }
+
 # nested likely/unlikely calls
                if ($line =~ /\b(?:(?:un)?likely)\s*\(\s*!?\s*(IS_ERR(?:_OR_NULL|_VALUE)?|WARN)/) {
                        WARN("LIKELY_MISUSE",