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author | 2018-07-29 21:52:11 -0700 | |
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committer | 2018-07-29 21:52:11 -0700 | |
commit | 83c4aa9f1e772638e50a781a6e3d66434212c814 (patch) | |
tree | ed7b090416efb679137c5ebd3dd1a1f872a00449 /src/lib/formats/ap2_dsk.cpp | |
parent | 73d069c1cf8c9ca9782444c7f49a10de1c13f70c (diff) |
ap2_dsk.cpp: avoid one type of .woz corruption (nw)
Diffstat (limited to 'src/lib/formats/ap2_dsk.cpp')
-rw-r--r-- | src/lib/formats/ap2_dsk.cpp | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/src/lib/formats/ap2_dsk.cpp b/src/lib/formats/ap2_dsk.cpp index 2cc0e0d0db1..e5e2e252e48 100644 --- a/src/lib/formats/ap2_dsk.cpp +++ b/src/lib/formats/ap2_dsk.cpp @@ -1716,6 +1716,8 @@ bool a2_woz_format::load(io_generic *io, uint32_t form_factor, floppy_image *ima uint8_t idx = r8(img, off_tmap + trkid); if(idx != 0xff) { uint32_t boff = off_trks + 6656*idx; + if (r16(img, boff + 6648) == 0) + return false; generate_track_from_bitstream(track, head, &img[boff], r16(img, boff + 6648), image, subtrack, r16(img, boff + 6650)); } } |