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getcbi-limit-addresses-20070208

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FIXES 36643

don't write addresses (if we have too many) over random memory
This commit is contained in:
Derrick Brashear 2007-02-09 00:17:24 +00:00
parent a4d52ee772
commit 8ecad072df
1 changed files with 4 additions and 2 deletions
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6
src/rx/rx_kcommon.c
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@ -520,7 +520,7 @@ shutdown_rxkernel(void)
int int
rxi_GetcbiInfo(void) rxi_GetcbiInfo(void)
{ {
int i, j, different = 0; int i, j, different = 0, num = ADDRSPERSITE;
int rxmtu, maxmtu; int rxmtu, maxmtu;
afs_uint32 ifinaddr; afs_uint32 ifinaddr;
afs_uint32 addrs[ADDRSPERSITE]; afs_uint32 addrs[ADDRSPERSITE];
@ -529,7 +529,9 @@ rxi_GetcbiInfo(void)
memset((void *)addrs, 0, sizeof(addrs)); memset((void *)addrs, 0, sizeof(addrs));
memset((void *)mtus, 0, sizeof(mtus)); memset((void *)mtus, 0, sizeof(mtus));
for (i = 0; i < afs_cb_interface.numberOfInterfaces; i++) { if (afs_cb_interface.numberOfInterfaces < num)
num = afs_cb_interface.numberOfInterfaces;
for (i = 0; i < num; i++) {
if (!afs_cb_interface.mtu[i]) if (!afs_cb_interface.mtu[i])
afs_cb_interface.mtu[i] = htonl(1500); afs_cb_interface.mtu[i] = htonl(1500);
rxmtu = (ntohl(afs_cb_interface.mtu[i]) - RX_IPUDP_SIZE); rxmtu = (ntohl(afs_cb_interface.mtu[i]) - RX_IPUDP_SIZE);