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-rw-r--r--src/basic/parse-util.c13
-rw-r--r--src/basic/parse-util.h1
-rw-r--r--src/libsystemd/sd-device/sd-device.c9
-rw-r--r--src/libsystemd/sd-login/sd-login.c4
-rw-r--r--src/machine/machine.c4
-rw-r--r--src/network/networkctl.c2
-rw-r--r--src/network/networkd-link-bus.c2
-rw-r--r--src/resolve-host/resolve-host.c5
8 files changed, 22 insertions, 18 deletions
diff --git a/src/basic/parse-util.c b/src/basic/parse-util.c
index 1ee5783680..b6358c459a 100644
--- a/src/basic/parse-util.c
+++ b/src/basic/parse-util.c
@@ -81,6 +81,19 @@ int parse_mode(const char *s, mode_t *ret) {
return 0;
}
+int parse_ifindex(const char *s, int *ret) {
+ int ifi, r;
+
+ r = safe_atoi(s, &ifi);
+ if (r < 0)
+ return r;
+ if (ifi <= 0)
+ return -EINVAL;
+
+ *ret = ifi;
+ return 0;
+}
+
int parse_size(const char *t, uint64_t base, uint64_t *size) {
/* Soo, sometimes we want to parse IEC binary suffixes, and
diff --git a/src/basic/parse-util.h b/src/basic/parse-util.h
index 0e56848e26..408690d0b3 100644
--- a/src/basic/parse-util.h
+++ b/src/basic/parse-util.h
@@ -31,6 +31,7 @@
int parse_boolean(const char *v) _pure_;
int parse_pid(const char *s, pid_t* ret_pid);
int parse_mode(const char *s, mode_t *ret);
+int parse_ifindex(const char *s, int *ret);
int parse_size(const char *t, uint64_t base, uint64_t *size);
int parse_range(const char *t, unsigned *lower, unsigned *upper);
diff --git a/src/libsystemd/sd-device/sd-device.c b/src/libsystemd/sd-device/sd-device.c
index 0d40bc5c00..0e49262087 100644
--- a/src/libsystemd/sd-device/sd-device.c
+++ b/src/libsystemd/sd-device/sd-device.c
@@ -356,13 +356,10 @@ int device_set_ifindex(sd_device *device, const char *_ifindex) {
assert(device);
assert(_ifindex);
- r = safe_atoi(_ifindex, &ifindex);
+ r = parse_ifindex(_ifindex, &ifindex);
if (r < 0)
return r;
- if (ifindex <= 0)
- return -EINVAL;
-
r = device_add_property_internal(device, "IFINDEX", _ifindex);
if (r < 0)
return r;
@@ -632,11 +629,9 @@ _public_ int sd_device_new_from_device_id(sd_device **ret, const char *id) {
struct ifreq ifr = {};
int ifindex;
- r = safe_atoi(&id[1], &ifr.ifr_ifindex);
+ r = parse_ifindex(&id[1], &ifr.ifr_ifindex);
if (r < 0)
return r;
- else if (ifr.ifr_ifindex <= 0)
- return -EINVAL;
sk = socket(PF_INET, SOCK_DGRAM, 0);
if (sk < 0)
diff --git a/src/libsystemd/sd-login/sd-login.c b/src/libsystemd/sd-login/sd-login.c
index cd766c3f91..3f2e459825 100644
--- a/src/libsystemd/sd-login/sd-login.c
+++ b/src/libsystemd/sd-login/sd-login.c
@@ -932,9 +932,7 @@ _public_ int sd_machine_get_ifindices(const char *machine, int **ifindices) {
*(char*) (mempcpy(buf, word, l)) = 0;
- if (safe_atoi(buf, &ifi) < 0)
- continue;
- if (ifi <= 0)
+ if (parse_ifindex(buf, &ifi) < 0)
continue;
if (!GREEDY_REALLOC(ni, allocated, nr+1)) {
diff --git a/src/machine/machine.c b/src/machine/machine.c
index d88b7c90df..cbc03640c1 100644
--- a/src/machine/machine.c
+++ b/src/machine/machine.c
@@ -332,9 +332,7 @@ int machine_load(Machine *m) {
break;
}
- if (safe_atoi(word, &ifi) < 0)
- continue;
- if (ifi <= 0)
+ if (parse_ifindex(word, &ifi) < 0)
continue;
if (!GREEDY_REALLOC(ni, allocated, nr+1)) {
diff --git a/src/network/networkctl.c b/src/network/networkctl.c
index 97c1fe6560..ba7e3ba74a 100644
--- a/src/network/networkctl.c
+++ b/src/network/networkctl.c
@@ -521,7 +521,7 @@ static int link_status_one(
assert(rtnl);
assert(name);
- if (safe_atoi(name, &ifindex) >= 0 && ifindex > 0)
+ if (parse_ifindex(name, &ifindex) >= 0)
r = sd_rtnl_message_new_link(rtnl, &req, RTM_GETLINK, ifindex);
else {
r = sd_rtnl_message_new_link(rtnl, &req, RTM_GETLINK, 0);
diff --git a/src/network/networkd-link-bus.c b/src/network/networkd-link-bus.c
index 7fc4510ac9..11b35d6cf8 100644
--- a/src/network/networkd-link-bus.c
+++ b/src/network/networkd-link-bus.c
@@ -103,7 +103,7 @@ int link_object_find(sd_bus *bus, const char *path, const char *interface, void
if (r < 0)
return 0;
- r = safe_atoi(identifier, &ifindex);
+ r = parse_ifindex(identifier, &ifindex);
if (r < 0)
return 0;
diff --git a/src/resolve-host/resolve-host.c b/src/resolve-host/resolve-host.c
index 57739d1f3e..432e62dd9f 100644
--- a/src/resolve-host/resolve-host.c
+++ b/src/resolve-host/resolve-host.c
@@ -300,8 +300,7 @@ static int parse_address(const char *s, int *family, union in_addr_union *addres
percent = strchr(s, '%');
if (percent) {
- r = safe_atoi(percent+1, &ifi);
- if (r < 0 || ifi <= 0) {
+ if (parse_ifindex(percent+1, &ifi) < 0) {
ifi = if_nametoindex(percent+1);
if (ifi <= 0)
return -EINVAL;
@@ -521,7 +520,7 @@ static int parse_argv(int argc, char *argv[]) {
case 'i': {
int ifi;
- if (safe_atoi(optarg, &ifi) >= 0 && ifi > 0)
+ if (parse_ifindex(optarg, &ifi) >= 0)
arg_ifindex = ifi;
else {
ifi = if_nametoindex(optarg);