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- Index: tiff-4.0.3/tools/ppm2tiff.c
- ===================================================================
- --- tiff-4.0.3.orig/tools/ppm2tiff.c 2013-06-23 10:36:50.779629492 -0400
- +++ tiff-4.0.3/tools/ppm2tiff.c 2013-06-23 10:36:50.775629494 -0400
- @@ -89,6 +89,7 @@
- int c;
- extern int optind;
- extern char* optarg;
- + tmsize_t scanline_size;
-
- if (argc < 2) {
- fprintf(stderr, "%s: Too few arguments\n", argv[0]);
- @@ -237,8 +238,16 @@
- }
- if (TIFFScanlineSize(out) > linebytes)
- buf = (unsigned char *)_TIFFmalloc(linebytes);
- - else
- - buf = (unsigned char *)_TIFFmalloc(TIFFScanlineSize(out));
- + else {
- + scanline_size = TIFFScanlineSize(out);
- + if (scanline_size != 0)
- + buf = (unsigned char *)_TIFFmalloc(TIFFScanlineSize(out));
- + else {
- + fprintf(stderr, "%s: scanline size overflow\n",infile);
- + (void) TIFFClose(out);
- + exit(-2);
- + }
- + }
- if (resolution > 0) {
- TIFFSetField(out, TIFFTAG_XRESOLUTION, resolution);
- TIFFSetField(out, TIFFTAG_YRESOLUTION, resolution);
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