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| author | David S. Miller <davem@davemloft.net> | 2021-06-07 13:01:52 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2021-06-07 13:01:52 -0700 |
| commit | 126285651b7f95282a0afe3a1b0221419b31d989 (patch) | |
| tree | e5d547255814a5ed55b6b74be3155464598b39f2 /net/ipv4 | |
| parent | 9977d6f56bacc9784654be4d0f4d27b368f57f5b (diff) | |
| parent | 3822d0670c9d4342794d73e0d0e615322b40438e (diff) | |
Merge ra.kernel.org:/pub/scm/linux/kernel/git/netdev/net
Bug fixes overlapping feature additions and refactoring, mostly.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4')
| -rw-r--r-- | net/ipv4/ipconfig.c | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/net/ipv4/ipconfig.c b/net/ipv4/ipconfig.c index bc2f6ca97152..816d8aad5a68 100644 --- a/net/ipv4/ipconfig.c +++ b/net/ipv4/ipconfig.c @@ -886,7 +886,7 @@ static void __init ic_bootp_send_if(struct ic_device *d, unsigned long jiffies_d /* - * Copy BOOTP-supplied string if not already set. + * Copy BOOTP-supplied string */ static int __init ic_bootp_string(char *dest, char *src, int len, int max) { @@ -935,12 +935,15 @@ static void __init ic_do_bootp_ext(u8 *ext) } break; case 12: /* Host name */ - ic_bootp_string(utsname()->nodename, ext+1, *ext, - __NEW_UTS_LEN); - ic_host_name_set = 1; + if (!ic_host_name_set) { + ic_bootp_string(utsname()->nodename, ext+1, *ext, + __NEW_UTS_LEN); + ic_host_name_set = 1; + } break; case 15: /* Domain name (DNS) */ - ic_bootp_string(ic_domain, ext+1, *ext, sizeof(ic_domain)); + if (!ic_domain[0]) + ic_bootp_string(ic_domain, ext+1, *ext, sizeof(ic_domain)); break; case 17: /* Root path */ if (!root_server_path[0]) |