diff options
Diffstat (limited to 'sbin/ifconfig/ifconfig.c')
-rw-r--r-- | sbin/ifconfig/ifconfig.c | 47 |
1 files changed, 24 insertions, 23 deletions
diff --git a/sbin/ifconfig/ifconfig.c b/sbin/ifconfig/ifconfig.c index a374f09..2ac3c55 100644 --- a/sbin/ifconfig/ifconfig.c +++ b/sbin/ifconfig/ifconfig.c @@ -103,7 +103,7 @@ static int ifconfig(int argc, char *const *argv, int iscreate, static void status(const struct afswtch *afp, const struct sockaddr_dl *sdl, struct ifaddrs *ifa); static void tunnel_status(int s); -static void usage(void); +static void usage(void) _Noreturn; static struct afswtch *af_getbyname(const char *name); static struct afswtch *af_getbyfamily(int af); @@ -577,26 +577,24 @@ top: */ p = (setaddr ? &setifdstaddr_cmd : &setifaddr_cmd); } - if (p->c_u.c_func || p->c_u.c_func2) { - if (p->c_parameter == NEXTARG) { - if (argv[1] == NULL) - errx(1, "'%s' requires argument", - p->c_name); - p->c_u.c_func(argv[1], 0, s, afp); + if (p->c_parameter == NEXTARG && p->c_u.c_func) { + if (argv[1] == NULL) + errx(1, "'%s' requires argument", + p->c_name); + p->c_u.c_func(argv[1], 0, s, afp); + argc--, argv++; + } else if (p->c_parameter == OPTARG && p->c_u.c_func) { + p->c_u.c_func(argv[1], 0, s, afp); + if (argv[1] != NULL) argc--, argv++; - } else if (p->c_parameter == OPTARG) { - p->c_u.c_func(argv[1], 0, s, afp); - if (argv[1] != NULL) - argc--, argv++; - } else if (p->c_parameter == NEXTARG2) { - if (argc < 3) - errx(1, "'%s' requires 2 arguments", - p->c_name); - p->c_u.c_func2(argv[1], argv[2], s, afp); - argc -= 2, argv += 2; - } else - p->c_u.c_func(*argv, p->c_parameter, s, afp); - } + } else if (p->c_parameter == NEXTARG2 && p->c_u.c_func2) { + if (argc < 3) + errx(1, "'%s' requires 2 arguments", + p->c_name); + p->c_u.c_func2(argv[1], argv[2], s, afp); + argc -= 2, argv += 2; + } else if (p->c_u.c_func) + p->c_u.c_func(*argv, p->c_parameter, s, afp); argc--, argv++; } @@ -1086,8 +1084,8 @@ printb(const char *s, unsigned v, const char *bits) printf("%s=%o", s, v); else printf("%s=%x", s, v); - bits++; if (bits) { + bits++; putchar('<'); while ((i = *bits++) != '\0') { if (v & (1 << (i-1))) { @@ -1165,8 +1163,11 @@ ifmaybeload(const char *name) } } - /* not present, we should try to load it */ - kldload(ifkind); + /* + * Try to load the module. But ignore failures, because ifconfig can't + * infer the names of all drivers (eg mlx4en(4)). + */ + (void) kldload(ifkind); } static struct cmd basic_cmds[] = { |