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icmp6: make opt_len a full-width u_int.

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That way, when it's multiplied by 8 (shifted left 3 positions), the
result will be a u_int, as it should be, not a signed int.
This commit is contained in:
Guy Harris 2020-05-26 22:05:17 -07:00
parent bca49c19e5
commit 56504177e8
1 changed files with 2 additions and 1 deletions
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3
print-icmp6.c
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@ -1429,7 +1429,8 @@ static int
icmp6_opt_print(netdissect_options *ndo, const u_char *bp, int resid)
{
const struct nd_opt_hdr *op;
uint8_t opt_type, opt_len;
uint8_t opt_type;
u_int opt_len;
const struct nd_opt_prefix_info *opp;
const struct nd_opt_mtu *opm;
const struct nd_opt_rdnss *oprd;