From 6c7fc1cc50b780999561aa8804e21acac18d571c Mon Sep 17 00:00:00 2001
From: Kawrakow <48489457+ikawrakow@users.noreply.github.com>
Date: Mon, 12 Jun 2023 14:31:36 +0300
Subject: [PATCH] metal : fix failure to load model (#1817)

The number of buffers in the ggml context was left unitialized.
This leads to sporadic failures to load the model on
startup. It is actually strange that the failure occurred so
infrequantly.

Co-authored-by: Iwan Kawrakow <iwan.kawrakow@gmail.com>
---
 ggml-metal.m | 1 +
 1 file changed, 1 insertion(+)

diff --git a/ggml-metal.m b/ggml-metal.m
index 16a362fd..b73f51f2 100644
--- a/ggml-metal.m
+++ b/ggml-metal.m
@@ -86,6 +86,7 @@ struct ggml_metal_context * ggml_metal_init(void) {
 
     ctx->device = MTLCreateSystemDefaultDevice();
     ctx->queue  = [ctx->device newCommandQueue];
+    ctx->n_buffers = 0;
 
     // determine if we can use MPS
     if (MPSSupportsMTLDevice(ctx->device)) {