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Fix CID #1195065

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This commit is contained in:
Anton Kochkov 2014-04-25 04:18:14 +04:00
parent d5908941fb
commit 14f3c113d3
1 changed files with 6 additions and 1 deletions
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7
libr/util/uleb128.c
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@ -23,8 +23,13 @@ R_API const ut8 *r_leb128 (const ut8 *data, st64 *v) {
s += 7;
if (!(c & 0x80)) break;
}
/* FIXME: More proper sum calculation */
if ((s < (8 * sizeof (sum))) && (c & 0x40)) {
sum |= -(1 << s);
if (sum > 31) {
sum |= -(1 << s);
} else {
eprintf ("r_len128(): s is too big (>31) - undefined behaviour!\n");
}
}
if (v) *v = sum;
return data;