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From: Konstantin Khlebnikov <khlebnikov@openvz.org>
To: <kvm@vger.kernel.org>
Subject: [PATCH] kvm tools: fix instances enumeration
Date: Sun, 10 Jul 2011 16:13:27 +0400	[thread overview]
Message-ID: <20110710121327.2081.32899.stgit@localhost6> (raw)

Calling readdir() with NULL dirp leads to segfault.

Signed-off-by: Konstantin Khlebnikov <khlebnikov@openvz.org>
---
 tools/kvm/kvm.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/tools/kvm/kvm.c b/tools/kvm/kvm.c
index cd3cb19..2ac7b38 100644
--- a/tools/kvm/kvm.c
+++ b/tools/kvm/kvm.c
@@ -172,7 +172,7 @@ int kvm__enumerate_instances(void (*callback)(const char *name, int pid))
 	sprintf(full_name, "%s/%s", HOME_DIR, KVM_PID_FILE_PATH);
 	dir = opendir(full_name);
 
-	for (;;) {
+	for (;dir;) {
 		readdir_r(dir, &entry, &result);
 		if (result == NULL)
 			break;


                 reply	other threads:[~2011-07-10 12:13 UTC|newest]

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