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luci-lib-ip: fix tolinklocal invalid ipv6 result

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Force zeroing uninitialized memory.

Signed-off-by: Santiago Piccinini <spiccinini@altermundi.net>
This commit is contained in:
Santiago Piccinini
2020-09-06 18:15:29 -03:00
parent 809d085ada
commit 62505bdd2d
1 changed files with 6 additions and 0 deletions
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6
libs/luci-lib-ip/src/ip.c
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@ -837,6 +837,12 @@ static int cidr_tolinklocal(lua_State *L)
p2->bits = AF_BITS(AF_INET6);
p2->addr.u8[0] = 0xFE;
p2->addr.u8[1] = 0x80;
p2->addr.u8[2] = 0x00;
p2->addr.u8[3] = 0x00;
p2->addr.u8[4] = 0x00;
p2->addr.u8[5] = 0x00;
p2->addr.u8[6] = 0x00;
p2->addr.u8[7] = 0x00;
p2->addr.u8[8] = p1->addr.u8[0] ^ 0x02;
p2->addr.u8[9] = p1->addr.u8[1];
p2->addr.u8[10] = p1->addr.u8[2];