As with conf_ports, this allows us to make the function return void.
Signed-off-by: Laine Stump <laine(a)redhat.com>
---
conf.c | 37 ++++++++++++-------------------------
1 file changed, 12 insertions(+), 25 deletions(-)
diff --git a/conf.c b/conf.c
index 799b9ff..1e9c6f6 100644
--- a/conf.c
+++ b/conf.c
@@ -500,21 +500,15 @@ static int conf_netns_opt(char *netns, const char *arg)
* @optind: Index of first non-option argument
* @argc: Number of arguments
* @argv: Command line arguments
- *
- * Return: 0 on success, negative error code otherwise
*/
-static int conf_pasta_ns(int *netns_only, char *userns, char *netns,
- int optind, int argc, char *argv[])
+static void conf_pasta_ns(int *netns_only, char *userns, char *netns,
+ int optind, int argc, char *argv[])
{
- if (*netns_only && *userns) {
- err("Both --userns and --netns-only given");
- return -EINVAL;
- }
+ if (*netns_only && *userns)
+ errexit("Both --userns and --netns-only given");
- if (*netns && optind != argc) {
- err("Both --netns and PID or command given");
- return -EINVAL;
- }
+ if (*netns && optind != argc)
+ errexit("Both --netns and PID or command given");
if (optind + 1 == argc) {
char *endptr;
@@ -523,23 +517,19 @@ static int conf_pasta_ns(int *netns_only, char *userns, char
*netns,
pidval = strtol(argv[optind], &endptr, 10);
if (!*endptr) {
/* Looks like a pid */
- if (pidval < 0 || pidval > INT_MAX) {
- err("Invalid PID %s", argv[optind]);
- return -EINVAL;
- }
+ if (pidval < 0 || pidval > INT_MAX)
+ errexit("Invalid PID %s", argv[optind]);
snprintf(netns, PATH_MAX, "/proc/%ld/ns/net", pidval);
if (!*userns)
snprintf(userns, PATH_MAX, "/proc/%ld/ns/user",
- pidval);
+ pidval);
}
}
/* Attaching to a netns/PID, with no userns given */
if (*netns && !*userns)
*netns_only = 1;
-
- return 0;
}
/** conf_ip4_prefix() - Parse an IPv4 prefix length or netmask
@@ -1562,13 +1552,10 @@ void conf(struct ctx *c, int argc, char **argv)
}
} while (name != -1);
- if (c->mode == MODE_PASTA) {
- if (conf_pasta_ns(&netns_only, userns, netns,
- optind, argc, argv) < 0)
- usage(argv[0]);
- } else if (optind != argc) {
+ if (c->mode == MODE_PASTA)
+ conf_pasta_ns(&netns_only, userns, netns, optind, argc, argv);
+ else if (optind != argc)
usage(argv[0]);
- }
isolate_user(uid, gid, !netns_only, userns, c->mode);
--
2.39.1