mirror of https://git.ffmpeg.org/ffmpeg.git
avfilter/graphdump: Fix pointer to local outside scope
Fixes CID1194435
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 18af0ce62d
)
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
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@ -31,9 +31,10 @@ static int print_link_prop(AVBPrint *buf, AVFilterLink *link)
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{
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{
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char *format;
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char *format;
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char layout[64];
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char layout[64];
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AVBPrint dummy_buffer = { 0 };
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if (!buf)
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if (!buf)
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buf = &(AVBPrint){ 0 }; /* dummy buffer */
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buf = &dummy_buffer;
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switch (link->type) {
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switch (link->type) {
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case AVMEDIA_TYPE_VIDEO:
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case AVMEDIA_TYPE_VIDEO:
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format = av_x_if_null(av_get_pix_fmt_name(link->format), "?");
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format = av_x_if_null(av_get_pix_fmt_name(link->format), "?");
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