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pnmdec: make pnm_get more robust

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2012-08-07 20:57:40 +02:00
parent 9b34ae4a65
commit bb7744a45b
1 changed files with 3 additions and 3 deletions
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6
libavcodec/pnm.c
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@ -34,12 +34,12 @@ static void pnm_get(PNMContext *sc, char *str, int buf_size)
int c; int c;
/* skip spaces and comments */ /* skip spaces and comments */
for (;;) { while (sc->bytestream < sc->bytestream_end) {
c = *sc->bytestream++; c = *sc->bytestream++;
if (c == '#') { if (c == '#') {
do { while (c != '\n' && sc->bytestream < sc->bytestream_end) {
c = *sc->bytestream++; c = *sc->bytestream++;
} while (c != '\n' && sc->bytestream < sc->bytestream_end); }
} else if (!pnm_space(c)) { } else if (!pnm_space(c)) {
break; break;
} }