gpu/command_buffer/client/mapped_memory.cc - Issue 11419280: Make FencedAlloctor fail on size = 0.

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Unified Diff: gpu/command_buffer/client/mapped_memory.cc

Issue 11419280: Make FencedAlloctor fail on size = 0. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src

Patch Set: add separate zero allocation tracking Created 8 years ago

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Index: gpu/command_buffer/client/mapped_memory.cc

diff --git a/gpu/command_buffer/client/mapped_memory.cc b/gpu/command_buffer/client/mapped_memory.cc

index c8d400ec25dc8be835ea8f68c654a923cf6017dd..5898133c09ec3c3d559e905b5408411c0adc00f1 100644

--- a/gpu/command_buffer/client/mapped_memory.cc

+++ b/gpu/command_buffer/client/mapped_memory.cc

@@ -54,7 +54,7 @@ void* MappedMemoryManager::Alloc(

// Make a new chunk to satisfy the request.

CommandBuffer* cmd_buf = helper_->command_buffer();

unsigned int chunk_size =

- ((size + chunk_size_multiple_ - 1) / chunk_size_multiple_) *

+ ((std::max(1u, size) + chunk_size_multiple_ - 1) / chunk_size_multiple_) *

chunk_size_multiple_;

int32 id = cmd_buf->CreateTransferBuffer(chunk_size, -1);

if (id == -1) {