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kbuild: fix build error during make htmldocs

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Fix the following build error when do 'make htmldocs':

 DOCPROC Documentation/DocBook/debugobjects.xml
exec /scripts/kernel-doc: No such file or directory
exec /scripts/kernel-doc: No such file or directory

Reported-by: Randy Dunlap <randy.dunlap@oracle.com>
Signed-off-by: WANG Cong <amwang@redhat.com>
Acked-by: Randy Dunlap <randy.dunlap@oracle.com>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
This commit is contained in:
Amerigo Wang 2009-06-19 03:06:54 -04:00 committed by Sam Ravnborg
parent fb20871a54
commit b767b9059f
1 changed files with 1 additions and 1 deletions
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2
scripts/basic/docproc.c
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@ -385,7 +385,7 @@ int main(int argc, char *argv[])
if (!srctree)
srctree = getcwd(NULL, 0);
kernsrctree = getenv("KBUILD_SRC");
if (!kernsrctree)
if (!kernsrctree || !*kernsrctree)
kernsrctree = srctree;
if (argc != 3) {
usage();