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authorJohannes Berg <johannes@sipsolutions.net>2007-10-24 15:08:48 -0700
committerSam Ravnborg <sam@ravnborg.org>2008-01-28 23:14:35 +0100
commit1b9bc22d71c75d4145688428c92c5123bd8697e3 (patch)
treee12b10ef3a1da181d3957b7d1b5660d785d6066d /scripts/kernel-doc
parent5c98fc0360437327e4034ecfe8b818ad82622100 (diff)
downloadlinux-1b9bc22d71c75d4145688428c92c5123bd8697e3.tar.gz
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 <johannes@sipsolutions.net>
Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Diffstat (limited to 'scripts/kernel-doc')
-rwxr-xr-xscripts/kernel-doc2
1 files changed, 1 insertions, 1 deletions
diff --git a/scripts/kernel-doc b/scripts/kernel-doc
index e4fa8d9568ba..8cf528b5e65a 100755
--- 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'};