linux-user: don't crash with null name
From Thayne Harbaugh.
path() may be called with null string, don't bother trying to
remap in that case.
Signed-off-by: Riku Voipio <riku.voipio@iki.fi>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6480 c046a42c-6fe2-441c-8c8c-71466251a162
diff --git a/linux-user/path.c b/linux-user/path.c
index 27c7d50..06b1f5f 100644
--- a/linux-user/path.c
+++ b/linux-user/path.c
@@ -152,7 +152,7 @@
{
/* Only do absolute paths: quick and dirty, but should mostly be OK.
Could do relative by tracking cwd. */
- if (!base || name[0] != '/')
+ if (!base || !name || name[0] != '/')
return name;
return follow_path(base, name) ?: name;