diff options
| -rw-r--r-- | net/ipv4/ipconfig.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/net/ipv4/ipconfig.c b/net/ipv4/ipconfig.c index 0f460d6d3cce..e11dfd29a929 100644 --- a/net/ipv4/ipconfig.c +++ b/net/ipv4/ipconfig.c @@ -750,6 +750,11 @@ static void __init ic_bootp_init_ext(u8 *e) */ static inline void __init ic_bootp_init(void) { + /* Re-initialise all name servers to NONE, in case any were set via the + * "ip=" or "nfsaddrs=" kernel command line parameters: any IP addresses + * specified there will already have been decoded but are no longer + * needed + */ ic_nameservers_predef(); dev_add_pack(&bootp_packet_type); @@ -1370,6 +1375,13 @@ static int __init ip_auto_config(void) int err; unsigned int i; + /* Initialise all name servers to NONE (but only if the "ip=" or + * "nfsaddrs=" kernel command line parameters weren't decoded, otherwise + * we'll overwrite the IP addresses specified there) + */ + if (ic_set_manually == 0) + ic_nameservers_predef(); + #ifdef CONFIG_PROC_FS proc_create("pnp", 0444, init_net.proc_net, &pnp_seq_fops); #endif /* CONFIG_PROC_FS */ @@ -1593,6 +1605,7 @@ static int __init ip_auto_config_setup(char *addrs) return 1; } + /* Initialise all name servers to NONE */ ic_nameservers_predef(); /* Parse string for static IP assignment. */ |