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Fixed crash in SDL_IMMDevice_FindByDevID()

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Either devid or handle->immdevice_id was NULL, crashing SDL_wcscmp()
This commit is contained in:
Sam Lantinga
2023-09-18 09:47:57 -07:00
parent fde8499f69
commit c0443e5d12
1 changed files with 8 additions and 2 deletions
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10
src/core/windows/SDL_immdevice.c
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@@ -57,8 +57,14 @@ static const PROPERTYKEY SDL_PKEY_AudioEndpoint_GUID = { { 0x1da5d803, 0xd492, 0
static SDL_bool FindByDevIDCallback(SDL_AudioDevice *device, void *userdata)
{
const SDL_IMMDevice_HandleData *handle = (const SDL_IMMDevice_HandleData *) device->handle;
return (SDL_wcscmp(handle->immdevice_id, (LPCWSTR) userdata) == 0) ? SDL_TRUE : SDL_FALSE;
LPCWSTR devid = (LPCWSTR)userdata;
if (devid && device && device->handle) {
const SDL_IMMDevice_HandleData *handle = (const SDL_IMMDevice_HandleData *)device->handle;
if (handle->immdevice_id && SDL_wcscmp(handle->immdevice_id, devid) == 0) {
return SDL_TRUE;
}
}
return SDL_FALSE;
}
static SDL_AudioDevice *SDL_IMMDevice_FindByDevID(LPCWSTR devid)