Check if ashmem region is created. (#878)

This commit checks if ashmem region is created.

Signed-off-by: sjsujinkim <sjsujin.kim@samsung.com>

diff --git a/src/runtime/ref/nn/runtime/Memory.cpp b/src/runtime/ref/nn/runtime/Memory.cpp
index 61d8e12..f2ab196 100644 (file)
--- a/src/runtime/ref/nn/runtime/Memory.cpp
+++ b/src/runtime/ref/nn/runtime/Memory.cpp
@@ -31,6 +31,10 @@ namespace nn {
 
 int Memory::create(uint32_t size) {
     int fd = ashmem_create_region("__unused_name", size);
+    if (fd == -1) {
+        LOG(ERROR) << "Failed to create ashmem region.";
+        return ANEURALNETWORKS_UNEXPECTED_NULL;
+    }
     int prot = PROT_WRITE | PROT_READ;
     size_t offset = 0;
     void* data = mmap(0, size, prot, MAP_SHARED, fd, offset);