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Fixed bug 4968 - NULL passed to memcpy in WriteProprietary in SDL_hidapi_switch.c
meyraud705 In SDL_hidapi_switch.c line 443: Function BTrySetupUSB call WriteProprietary with pBuf=NULL and ucLen=0 line 376: WriteProprietary check its input (!pBuf && ucLen > 0) || ucLen > sizeof(packet.rgucProprietaryData): ucLen is 0 so it passes line 382: WriteProprietary call memcpy with pBuf=NULL
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@ -391,7 +391,9 @@ static SDL_bool WriteProprietary(SDL_DriverSwitch_Context *ctx, ESwitchProprieta
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packet.ucPacketType = k_eSwitchOutputReportIDs_Proprietary;
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packet.ucProprietaryID = ucCommand;
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SDL_memcpy(packet.rgucProprietaryData, pBuf, ucLen);
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if (pBuf) {
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SDL_memcpy(packet.rgucProprietaryData, pBuf, ucLen);
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}
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if (!WritePacket(ctx, &packet, sizeof(packet))) {
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continue;
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