From: Timothy Arceri <tarceri@itsqueeze.com>
Date: Tue, 7 Feb 2017 01:10:19 +0000 (+1100)
Subject: util/disk_cache: check cache exists before calling munmap()
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=a3ab09f90f83e09578985fbac39e39121d084b75;p=mesa.git

util/disk_cache: check cache exists before calling munmap()

Reviewed-by: Nicolai Hähnle <nicolai.haehnle@amd.com>
---

diff --git a/src/util/disk_cache.c b/src/util/disk_cache.c
index 250c3316244..1f4e8960e9e 100644
--- a/src/util/disk_cache.c
+++ b/src/util/disk_cache.c
@@ -377,7 +377,8 @@ disk_cache_create(const char *gpu_name, const char *timestamp)
 void
 disk_cache_destroy(struct disk_cache *cache)
 {
-   munmap(cache->index_mmap, cache->index_mmap_size);
+   if (cache)
+      munmap(cache->index_mmap, cache->index_mmap_size);
 
    ralloc_free(cache);
 }