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authorZbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl>2014-02-22 19:26:27 -0500
committerZbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl>2014-02-24 19:24:14 -0500
commitbdd13f6be4b588568683a1ab54f421fc6a636dbb (patch)
tree1a1f661d8e83011f53e9122f7dc61272dc16ddfa
parente9a2e453bbe3522db4341e4a2a49ae8aab8eb5a3 (diff)
Remove dead lines in various places
As pointed-out by clang -Wunreachable-code. No behaviour changes.
-rw-r--r--src/bootchart/bootchart.c1
-rw-r--r--src/bus-proxyd/bus-proxyd.c2
-rw-r--r--src/core/service.c4
-rw-r--r--src/journal/journal-file.c2
-rw-r--r--src/journal/journald-server.c18
-rw-r--r--src/journal/sd-journal.c2
-rw-r--r--src/libsystemd/sd-event/sd-event.c2
-rw-r--r--src/libsystemd/sd-rtnl/rtnl-message.c12
-rw-r--r--src/login/logind.c2
-rw-r--r--src/shared/install.c2
-rw-r--r--src/shared/time-dst.c4
-rw-r--r--src/udev/scsi_id/scsi_id.c1
-rw-r--r--src/udev/udevadm-info.c3
13 files changed, 18 insertions, 37 deletions
diff --git a/src/bootchart/bootchart.c b/src/bootchart/bootchart.c
index 305a31ae94..9f72d98126 100644
--- a/src/bootchart/bootchart.c
+++ b/src/bootchart/bootchart.c
@@ -220,7 +220,6 @@ static int parse_args(int argc, char *argv[]) {
fprintf(stderr, " --help, -h Display this message\n");
fprintf(stderr, "See bootchart.conf for more information.\n");
exit (EXIT_SUCCESS);
- break;
default:
break;
}
diff --git a/src/bus-proxyd/bus-proxyd.c b/src/bus-proxyd/bus-proxyd.c
index b9e4d9d2ac..80f83e777f 100644
--- a/src/bus-proxyd/bus-proxyd.c
+++ b/src/bus-proxyd/bus-proxyd.c
@@ -774,8 +774,6 @@ int main(int argc, char *argv[]) {
}
}
- r = 0;
-
finish:
sd_bus_flush(a);
sd_bus_flush(b);
diff --git a/src/core/service.c b/src/core/service.c
index 6977774257..6de24ec5bd 100644
--- a/src/core/service.c
+++ b/src/core/service.c
@@ -1436,9 +1436,7 @@ static int service_search_main_pid(Service *s) {
log_warning_unit(UNIT(s)->id,
"Failed to watch PID "PID_FMT" from service %s",
pid, UNIT(s)->id);
- return r;
-
- return 0;
+ return r;
}
static void service_set_state(Service *s, ServiceState state) {
diff --git a/src/journal/journal-file.c b/src/journal/journal-file.c
index 23c4d28e73..5876733598 100644
--- a/src/journal/journal-file.c
+++ b/src/journal/journal-file.c
@@ -2210,8 +2210,6 @@ int journal_file_move_to_entry_by_monotonic_for_data(
z = q;
}
-
- return 0;
}
int journal_file_move_to_entry_by_seqnum_for_data(
diff --git a/src/journal/journald-server.c b/src/journal/journald-server.c
index 96ef66db5f..2a90b443b1 100644
--- a/src/journal/journald-server.c
+++ b/src/journal/journald-server.c
@@ -1131,15 +1131,13 @@ int process_datagram(sd_event_source *es, int fd, uint32_t revents, void *userda
union {
struct cmsghdr cmsghdr;
- /* We use NAME_MAX space for the
- * SELinux label here. The kernel
- * currently enforces no limit, but
- * according to suggestions from the
- * SELinux people this will change and
- * it will probably be identical to
- * NAME_MAX. For now we use that, but
- * this should be updated one day when
- * the final limit is known.*/
+ /* We use NAME_MAX space for the SELinux label
+ * here. The kernel currently enforces no
+ * limit, but according to suggestions from
+ * the SELinux people this will change and it
+ * will probably be identical to NAME_MAX. For
+ * now we use that, but this should be updated
+ * one day when the final limit is known.*/
uint8_t buf[CMSG_SPACE(sizeof(struct ucred)) +
CMSG_SPACE(sizeof(struct timeval)) +
CMSG_SPACE(sizeof(int)) + /* fd */
@@ -1216,8 +1214,6 @@ int process_datagram(sd_event_source *es, int fd, uint32_t revents, void *userda
close_many(fds, n_fds);
}
-
- return 0;
}
static int dispatch_sigusr1(sd_event_source *es, const struct signalfd_siginfo *si, void *userdata) {
diff --git a/src/journal/sd-journal.c b/src/journal/sd-journal.c
index 3740a9a840..ef455e901d 100644
--- a/src/journal/sd-journal.c
+++ b/src/journal/sd-journal.c
@@ -2293,8 +2293,6 @@ _public_ int sd_journal_process(sd_journal *j) {
l -= step;
}
}
-
- return determine_change(j);
}
_public_ int sd_journal_wait(sd_journal *j, uint64_t timeout_usec) {
diff --git a/src/libsystemd/sd-event/sd-event.c b/src/libsystemd/sd-event/sd-event.c
index 253923d8fa..db7643347f 100644
--- a/src/libsystemd/sd-event/sd-event.c
+++ b/src/libsystemd/sd-event/sd-event.c
@@ -1814,8 +1814,6 @@ static int process_signal(sd_event *e, uint32_t events) {
if (r < 0)
return r;
}
-
- return 0;
}
static int source_dispatch(sd_event_source *s) {
diff --git a/src/libsystemd/sd-rtnl/rtnl-message.c b/src/libsystemd/sd-rtnl/rtnl-message.c
index 8c20b8e765..dc74947993 100644
--- a/src/libsystemd/sd-rtnl/rtnl-message.c
+++ b/src/libsystemd/sd-rtnl/rtnl-message.c
@@ -480,7 +480,7 @@ int sd_rtnl_message_append_u16(sd_rtnl_message *m, unsigned short type, uint16_t
break;
else
return -ENOTSUP;
- break;
+
default:
return -ENOTSUP;
}
@@ -932,10 +932,6 @@ int socket_read_message(sd_rtnl *nl, sd_rtnl_message **ret) {
if (k > 0)
switch (m->hdr->nlmsg_type) {
- struct ifinfomsg *ifi;
- struct ifaddrmsg *ifa;
- struct rtmsg *rtm;
-
/* check that the size matches the message type */
case NLMSG_ERROR:
if (m->hdr->nlmsg_len < NLMSG_LENGTH(sizeof(struct nlmsgerr)))
@@ -948,6 +944,8 @@ int socket_read_message(sd_rtnl *nl, sd_rtnl_message **ret) {
if (m->hdr->nlmsg_len < NLMSG_LENGTH(sizeof(struct ifinfomsg)))
k = -EIO;
else {
+ struct ifinfomsg *ifi;
+
ifi = NLMSG_DATA(m->hdr);
UPDATE_RTA(m, IFLA_RTA(ifi));
}
@@ -958,6 +956,8 @@ int socket_read_message(sd_rtnl *nl, sd_rtnl_message **ret) {
if (m->hdr->nlmsg_len < NLMSG_LENGTH(sizeof(struct ifaddrmsg)))
k = -EIO;
else {
+ struct ifaddrmsg *ifa;
+
ifa = NLMSG_DATA(m->hdr);
UPDATE_RTA(m, IFA_RTA(ifa));
}
@@ -968,6 +968,8 @@ int socket_read_message(sd_rtnl *nl, sd_rtnl_message **ret) {
if (m->hdr->nlmsg_len < NLMSG_LENGTH(sizeof(struct rtmsg)))
k = -EIO;
else {
+ struct rtmsg *rtm;
+
rtm = NLMSG_DATA(m->hdr);
UPDATE_RTA(m, RTM_RTA(rtm));
}
diff --git a/src/login/logind.c b/src/login/logind.c
index 3a514bbf81..10f61aba38 100644
--- a/src/login/logind.c
+++ b/src/login/logind.c
@@ -1078,8 +1078,6 @@ int manager_run(Manager *m) {
if (r < 0)
return r;
}
-
- return 0;
}
static int manager_parse_config_file(Manager *m) {
diff --git a/src/shared/install.c b/src/shared/install.c
index 1f9d7e2e3a..f57b94d599 100644
--- a/src/shared/install.c
+++ b/src/shared/install.c
@@ -469,8 +469,6 @@ static int find_symlinks_fd(
return 1;
}
}
-
- return r;
}
static int find_symlinks(
diff --git a/src/shared/time-dst.c b/src/shared/time-dst.c
index 65e2998c98..ceca2fafae 100644
--- a/src/shared/time-dst.c
+++ b/src/shared/time-dst.c
@@ -207,8 +207,8 @@ read_again:
if (type_idxs[i] >= num_types)
return -EINVAL;
- if ((BYTE_ORDER != BIG_ENDIAN && (sizeof(time_t) == 4 || trans_width == 4)) ||
- (BYTE_ORDER == BIG_ENDIAN && sizeof(time_t) == 8 && trans_width == 4)) {
+ if (BYTE_ORDER == BIG_ENDIAN ? sizeof(time_t) == 8 && trans_width == 4
+ : sizeof(time_t) == 4 || trans_width == 4) {
/* Decode the transition times, stored as 4-byte integers in
network (big-endian) byte order. We work from the end of
the array so as not to clobber the next element to be
diff --git a/src/udev/scsi_id/scsi_id.c b/src/udev/scsi_id/scsi_id.c
index 03bd3a9182..5511df8825 100644
--- a/src/udev/scsi_id/scsi_id.c
+++ b/src/udev/scsi_id/scsi_id.c
@@ -396,7 +396,6 @@ static int set_options(struct udev *udev,
case 'V':
printf("%s\n", VERSION);
exit(0);
- break;
case 'x':
export = true;
diff --git a/src/udev/udevadm-info.c b/src/udev/udevadm-info.c
index 64bb537210..8145e6f50c 100644
--- a/src/udev/udevadm-info.c
+++ b/src/udev/udevadm-info.c
@@ -498,8 +498,7 @@ static int uinfo(struct udev *udev, int argc, char *argv[])
print_record(device);
break;
default:
- fprintf(stderr, "unknown query type\n");
- break;
+ assert_not_reached("unknown query type");
}
break;
case ACTION_ATTRIBUTE_WALK: