kernel-doc: init kernel version

The kernel-doc script triggers a perl warning when invoked without KERNELVERSION in the environment, rather make it use the string "unknown kernel version" instead. Signed-off-by: Johannes Berg <[email protected]> Signed-off-by: Randy Dunlap <[email protected]> Signed-off-by: Sam Ravnborg <[email protected]>
josf · Jan 28, 2008 · 1b9bc22 · 1b9bc22
1 parent 5c98fc0
commit 1b9bc22
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/scripts/kernel-doc b/scripts/kernel-doc
@@ -334,7 +334,7 @@ while ($ARGV[0] =~ m/^-(.*)/) {
 
 # get kernel version from env
 sub get_kernel_version() {
-    my $version;
+    my $version = 'unknown kernel version';
 
     if (defined($ENV{'KERNELVERSION'})) {
 	$version = $ENV{'KERNELVERSION'};