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fftools/ffmpeg: Check read() for failure

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Fixes: CID1591932 Ignoring number of bytes read

Sponsored-by: Sovereign Tech Fund
Reviewed-by: Anton Khirnov <anton@khirnov.net>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 34fd247c3bf06418c1eaafacf0d6052e3bbe4f5e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2024-06-30 22:23:06 +02:00
parent 2d8a4ca3b1
commit 2191f4f5d6
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GPG Key ID: B18E8928B3948D64
1 changed files with 3 additions and 2 deletions
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fftools/ffmpeg.c
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@ -306,8 +306,9 @@ static int read_key(void)
}
//Read it
if(nchars != 0) {
read(0, &ch, 1);
return ch;
if (read(0, &ch, 1) == 1)
return ch;
return 0;
}else{
return -1;
}