avformat/utils: Check bps before using it in a shift in ff_get_pcm_codec_id()

Fixes undefined shift Fixes: usan_shift

Michael Niedermayer committed 10 years ago

Commit ea791c01 parent 8efaee31 file · +3 −0Browse files

Unified · Split

@@ -2955,6 +2955,9 @@ enum AVCodecID ff_codec_get_id(const AVCodecTag *tags, unsigned int tag) · 2954 unmodified lines
2955		2955
2956	enum AVCodecID ff_get_pcm_codec_id(int bps, int flt, int be, int sflags)	2956	enum AVCodecID ff_get_pcm_codec_id(int bps, int flt, int be, int sflags)
2957	{	2957	{
		2958	if (bps > 64U)
		2959	return AV_CODEC_ID_NONE;
		2960
2958	if (flt) {	2961	if (flt) {
2959	switch (bps) {	2962	switch (bps) {
2960	case 32:	2963	case 32:

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