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Diffstat (limited to 'networking/libiproute/iprule.c')
-rw-r--r--networking/libiproute/iprule.c15
1 files changed, 8 insertions, 7 deletions
diff --git a/networking/libiproute/iprule.c b/networking/libiproute/iprule.c
index 4b3130307..d4cf2826c 100644
--- a/networking/libiproute/iprule.c
+++ b/networking/libiproute/iprule.c
@@ -155,11 +155,12 @@ static int print_rule(struct sockaddr_nl *who ATTRIBUTE_UNUSED,
} else if (r->rtm_type != RTN_UNICAST)
fprintf(fp, "%s", rtnl_rtntype_n2a(r->rtm_type, b1, sizeof(b1)));
- fprintf(fp, "\n");
+ fputc('\n', fp);
fflush(fp);
return 0;
}
+/* Return value becomes exitcode. It's okay to not return at all */
static int iprule_list(int argc, char **argv)
{
struct rtnl_handle rth;
@@ -178,19 +179,18 @@ static int iprule_list(int argc, char **argv)
return 1;
if (rtnl_wilddump_request(&rth, af, RTM_GETRULE) < 0) {
- bb_perror_msg("Cannot send dump request");
- return 1;
+ bb_perror_msg_and_die("cannot send dump request");
}
if (rtnl_dump_filter(&rth, print_rule, stdout, NULL, NULL) < 0) {
- bb_error_msg("Dump terminated");
- return 1;
+ bb_error_msg_and_die("dump terminated");
}
return 0;
}
+/* Return value becomes exitcode. It's okay to not return at all */
static int iprule_modify(int cmd, int argc, char **argv)
{
int table_ok = 0;
@@ -282,7 +282,8 @@ static int iprule_modify(int cmd, int argc, char **argv)
if (matches(*argv, "help") == 0)
bb_show_usage();
if (rtnl_rtntype_a2n(&type, *argv))
- invarg("Failed to parse rule type", *argv);
+// bogus-looking error message "invalid argument 'cannot parse rule type' to '<*argv>'"
+ invarg("cannot parse rule type", *argv);
req.r.rtm_type = type;
}
argc--;
@@ -304,6 +305,7 @@ static int iprule_modify(int cmd, int argc, char **argv)
return 0;
}
+/* Return value becomes exitcode. It's okay to not return at all */
int do_iprule(int argc, char **argv)
{
static const char * const ip_rule_commands[] =
@@ -331,4 +333,3 @@ int do_iprule(int argc, char **argv)
}
return iprule_modify(cmd, argc-1, argv+1);
}
-