X-Git-Url: https://git.karo-electronics.de/?a=blobdiff_plain;f=tools%2Fperf%2Fbuiltin-kvm.c;h=24b78aecc9287bb018c26ac2668cacab20a3b789;hb=47188d39b5deeebf41f87a02af1b3935866364cf;hp=533501e2b07cd4f2bbb8a13019f675507e11c5dc;hpb=0335cd6c4f7e8d8d6f2644f5dc8a1028182055de;p=karo-tx-linux.git

diff --git a/tools/perf/builtin-kvm.c b/tools/perf/builtin-kvm.c
index 533501e2b07c..24b78aecc928 100644
--- a/tools/perf/builtin-kvm.c
+++ b/tools/perf/builtin-kvm.c
@@ -328,6 +328,7 @@ static int kvm_events_hash_fn(u64 key)
 static bool kvm_event_expand(struct kvm_event *event, int vcpu_id)
 {
 	int old_max_vcpu = event->max_vcpu;
+	void *prev;
 
 	if (vcpu_id < event->max_vcpu)
 		return true;
@@ -335,9 +336,11 @@ static bool kvm_event_expand(struct kvm_event *event, int vcpu_id)
 	while (event->max_vcpu <= vcpu_id)
 		event->max_vcpu += DEFAULT_VCPU_NUM;
 
+	prev = event->vcpu;
 	event->vcpu = realloc(event->vcpu,
 			      event->max_vcpu * sizeof(*event->vcpu));
 	if (!event->vcpu) {
+		free(prev);
 		pr_err("Not enough memory\n");
 		return false;
 	}