generic-library/ffmpeg
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Fix yet another sechole.

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Originally committed as revision 16345 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer 2008-12-26 18:06:29 +00:00
parent 11c5999e20
commit 268309750b
1 changed files with 4 additions and 3 deletions
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7
libavcodec/faxcompr.c
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@ -156,10 +156,11 @@ static int decode_group3_1d_line(AVCodecContext *avctx, GetBitContext *gb,
} }
static int decode_group3_2d_line(AVCodecContext *avctx, GetBitContext *gb, static int decode_group3_2d_line(AVCodecContext *avctx, GetBitContext *gb,
int width, int *runs, const int *runend, const int *ref) unsigned int width, int *runs, const int *runend, const int *ref)
{ {
int mode = 0, offs = 0, run = 0, saved_run = 0, t; int mode = 0, saved_run = 0, t;
int run_off = *ref++; int run_off = *ref++;
unsigned int offs=0, run= 0;
runend--; // for the last written 0 runend--; // for the last written 0
@ -200,7 +201,7 @@ static int decode_group3_2d_line(AVCodecContext *avctx, GetBitContext *gb,
} }
saved_run = 0; saved_run = 0;
offs += run; offs += run;
if(offs > width){ if(offs > width || run > width){
av_log(avctx, AV_LOG_ERROR, "Run went out of bounds\n"); av_log(avctx, AV_LOG_ERROR, "Run went out of bounds\n");
return -1; return -1;
} }