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Do not pass NULL to memcpy
ReadJoyConControllerType calls WriteSubcommandSync with pbuf=NULL
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@ -493,7 +493,9 @@ static void ConstructSubcommand(SDL_DriverSwitch_Context *ctx, ESwitchSubcommand
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SDL_memcpy(outPacket->commonData.rumbleData, ctx->m_RumblePacket.rumbleData, sizeof(ctx->m_RumblePacket.rumbleData));
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outPacket->ucSubcommandID = ucCommandID;
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SDL_memcpy(outPacket->rgucSubcommandData, pBuf, ucLen);
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if (pBuf) {
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SDL_memcpy(outPacket->rgucSubcommandData, pBuf, ucLen);
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}
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ctx->m_nCommandNumber = (ctx->m_nCommandNumber + 1) & 0xF;
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}
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