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authorJani Nikula <jani.nikula@intel.com>2016-05-19 20:32:48 +0300
committerJani Nikula <jani.nikula@intel.com>2016-05-30 13:38:50 +0300
commit5e64fa9c441ff273f39527f4014d3c3e724d321a (patch)
treefb7f74ce351cbf9d6281f9839caced173e3dc2fb /scripts/kernel-doc
parent1a695a905c18548062509178b98bc91e67510864 (diff)
downloadlinux-5e64fa9c441ff273f39527f4014d3c3e724d321a.tar.xz
kernel-doc/rst: fix use of uninitialized value
I'm not quite sure why the errors below are happening, but this fixes them. Use of uninitialized value in string ne at ./scripts/kernel-doc line 1819, <IN> line 6494. Use of uninitialized value $_[0] in join or string at ./scripts/kernel-doc line 1759, <IN> line 6494. Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Diffstat (limited to 'scripts/kernel-doc')
-rwxr-xr-xscripts/kernel-doc3
1 files changed, 2 insertions, 1 deletions
diff --git a/scripts/kernel-doc b/scripts/kernel-doc
index 2fc8fad5195e..babb374c043d 100755
--- a/scripts/kernel-doc
+++ b/scripts/kernel-doc
@@ -1803,7 +1803,8 @@ sub output_function_rst(%) {
} else {
print " ``$parameter``\n";
}
- if ($args{'parameterdescs'}{$parameter_name} ne $undescribed) {
+ if (defined($args{'parameterdescs'}{$parameter_name}) &&
+ $args{'parameterdescs'}{$parameter_name} ne $undescribed) {
my $oldprefix = $lineprefix;
$lineprefix = " ";
output_highlight_rst($args{'parameterdescs'}{$parameter_name});