From: Pekka Enberg <penberg@kernel.org>
Date: Tue, 25 Oct 2011 20:53:14 +0000 (+0300)
Subject: kvm tools: Fix 'kvm run' when run the first time
X-Git-Tag: next-20111101~5^2~12
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=cb74799f8ce056e95ce1e7a514846fedc515424d;p=karo-tx-linux.git

kvm tools: Fix 'kvm run' when run the first time

The realpath() function returns NULL if directory does not exists. This patch
changes kvm__set_dir() to call mkdir() to make sure the directory is there.
This fixes 'kvm run' breakage when run the very first time.

Signed-off-by: Pekka Enberg <penberg@kernel.org>
---

diff --git a/tools/kvm/kvm.c b/tools/kvm/kvm.c
index f470c1707b4c..c9297577569e 100644
--- a/tools/kvm/kvm.c
+++ b/tools/kvm/kvm.c
@@ -90,6 +90,8 @@ static void set_dir(const char *fmt, va_list args)
 
 	vsnprintf(tmp, sizeof(tmp), fmt, args);
 
+	mkdir(tmp, 0777);
+
 	if (!realpath(tmp, kvm_dir))
 		die("Unable to set KVM tool directory");
 }