diff --git a/src/vulkan/runtime/vk_acceleration_structure.c b/src/vulkan/runtime/vk_acceleration_structure.c
index 0ea4ea7bf8c..cce1617962e 100644
--- a/src/vulkan/runtime/vk_acceleration_structure.c
+++ b/src/vulkan/runtime/vk_acceleration_structure.c
@@ -462,8 +462,10 @@ vk_accel_struct_cmd_begin_debug_marker(VkCommandBuffer commandBuffer,
    va_start(ap, format);
 
    char *name;
-   if (vasprintf(&name, format, ap) == -1)
+   if (vasprintf(&name, format, ap) == -1) {
+      va_end(ap);
       return;
+   }
 
    va_end(ap);