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Adding negative slot index check in ComposerResources

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Bug: N/A
Test: build, boot
Change-Id: I8ab18ed8f7c322ee995abc534309b51e796276fe
This commit is contained in:
Valerie Hau
2019-03-27 10:06:12 -07:00
parent 17b3a4f60f
commit ef77263b2f
1 changed files with 2 additions and 2 deletions
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4
graphics/composer/2.1/utils/hal/include/composer-hal/2.1/ComposerResources.h
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@@ -170,7 +170,7 @@ class ComposerHandleCache {
}
Error lookupCache(uint32_t slot, const native_handle_t** outHandle) {
if (slot < mHandles.size()) {
if (slot >= 0 && slot < mHandles.size()) {
*outHandle = mHandles[slot];
return Error::NONE;
} else {
@@ -180,7 +180,7 @@ class ComposerHandleCache {
Error updateCache(uint32_t slot, const native_handle_t* handle,
const native_handle** outReplacedHandle) {
if (slot < mHandles.size()) {
if (slot >= 0 && slot < mHandles.size()) {
auto& cachedHandle = mHandles[slot];
*outReplacedHandle = cachedHandle;
cachedHandle = handle;