[Mesa-dev] [PATCH] anv: Add missing error-checking to anv_block_pool_init

[Mun Gwan-gyeong]

When the allocation fails on u_vector_init(), it returns 0
This fixes u_vector_init failure path on anv_block_pool_init

CID 1394319

Signed-off-by: Mun Gwan-gyeong <elongbug at gmail.com>
---
 src/intel/vulkan/anv_allocator.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/intel/vulkan/anv_allocator.c b/src/intel/vulkan/anv_allocator.c
index f472213..30bbd69 100644
--- a/src/intel/vulkan/anv_allocator.c
+++ b/src/intel/vulkan/anv_allocator.c
@@ -269,8 +269,10 @@ anv_block_pool_init(struct anv_block_pool *pool,
    if (ftruncate(pool->fd, BLOCK_POOL_MEMFD_SIZE) == -1)
       return;
 
-   u_vector_init(&pool->mmap_cleanups,
-                   round_to_power_of_two(sizeof(struct anv_mmap_cleanup)), 128);
+   if (!u_vector_init(&pool->mmap_cleanups,
+                      round_to_power_of_two(sizeof(struct anv_mmap_cleanup)),
+                      128))
+      return;
 
    pool->state.next = 0;
    pool->state.end = 0;
-- 
2.10.2