From eb56eb9b40950f1edcffdb7313f8de4f8572a6d5 Mon Sep 17 00:00:00 2001 From: Michal Schmidt Date: Fri, 28 Nov 2014 17:34:26 +0100 Subject: treewide: simplify log_*_errno(r,...) immediately followed by "return r" --- src/journal-remote/journal-remote.c | 47 ++++++++++-------------- src/journal-remote/journal-upload-journal.c | 55 +++++++++++------------------ src/journal-remote/journal-upload.c | 49 ++++++++++--------------- 3 files changed, 56 insertions(+), 95 deletions(-) (limited to 'src/journal-remote') diff --git a/src/journal-remote/journal-remote.c b/src/journal-remote/journal-remote.c index d1df83fba0..21309743fe 100644 --- a/src/journal-remote/journal-remote.c +++ b/src/journal-remote/journal-remote.c @@ -320,11 +320,9 @@ static int get_source_for_fd(RemoteServer *s, return log_oom(); r = get_writer(s, name, &writer); - if (r < 0) { - log_warning_errno(r, "Failed to get writer for source %s: %m", - name); - return r; - } + if (r < 0) + return log_warning_errno(r, "Failed to get writer for source %s: %m", + name); if (s->sources[fd] == NULL) { s->sources[fd] = source_new(fd, false, name, writer); @@ -459,11 +457,9 @@ static int request_meta(void **connection_cls, int fd, char *hostname) { return 0; r = get_writer(server, hostname, &writer); - if (r < 0) { - log_warning_errno(r, "Failed to get writer for source %s: %m", - hostname); - return r; - } + if (r < 0) + return log_warning_errno(r, "Failed to get writer for source %s: %m", + hostname); source = source_new(fd, true, hostname, writer); if (!source) { @@ -855,10 +851,9 @@ static int remoteserver_init(RemoteServer *s, return r; n = sd_listen_fds(true); - if (n < 0) { - log_error_errno(n, "Failed to read listening file descriptors from environment: %m"); - return n; - } else + if (n < 0) + return log_error_errno(n, "Failed to read listening file descriptors from environment: %m"); + else log_info("Received %d descriptors", n); if (MAX(http_socket, https_socket) >= SD_LISTEN_FDS_START + n) { @@ -1460,28 +1455,22 @@ static int load_certificates(char **key, char **cert, char **trust) { int r; r = read_full_file(arg_key ?: PRIV_KEY_FILE, key, NULL); - if (r < 0) { - log_error_errno(r, "Failed to read key from file '%s': %m", - arg_key ?: PRIV_KEY_FILE); - return r; - } + if (r < 0) + return log_error_errno(r, "Failed to read key from file '%s': %m", + arg_key ?: PRIV_KEY_FILE); r = read_full_file(arg_cert ?: CERT_FILE, cert, NULL); - if (r < 0) { - log_error_errno(r, "Failed to read certificate from file '%s': %m", - arg_cert ?: CERT_FILE); - return r; - } + if (r < 0) + return log_error_errno(r, "Failed to read certificate from file '%s': %m", + arg_cert ?: CERT_FILE); if (arg_trust_all) log_info("Certificate checking disabled."); else { r = read_full_file(arg_trust ?: TRUST_FILE, trust, NULL); - if (r < 0) { - log_error_errno(r, "Failed to read CA certificate file '%s': %m", - arg_trust ?: TRUST_FILE); - return r; - } + if (r < 0) + return log_error_errno(r, "Failed to read CA certificate file '%s': %m", + arg_trust ?: TRUST_FILE); } return 0; diff --git a/src/journal-remote/journal-upload-journal.c b/src/journal-remote/journal-upload-journal.c index 6e5e45f7c9..942320cbf6 100644 --- a/src/journal-remote/journal-upload-journal.c +++ b/src/journal-remote/journal-upload-journal.c @@ -25,10 +25,8 @@ static ssize_t write_entry(char *buf, size_t size, Uploader *u) { u->current_cursor = NULL; r = sd_journal_get_cursor(u->journal, &u->current_cursor); - if (r < 0) { - log_error_errno(r, "Failed to get cursor: %m"); - return r; - } + if (r < 0) + return log_error_errno(r, "Failed to get cursor: %m"); r = snprintf(buf + pos, size - pos, "__CURSOR=%s\n", u->current_cursor); @@ -51,10 +49,8 @@ static ssize_t write_entry(char *buf, size_t size, Uploader *u) { usec_t realtime; r = sd_journal_get_realtime_usec(u->journal, &realtime); - if (r < 0) { - log_error_errno(r, "Failed to get realtime timestamp: %m"); - return r; - } + if (r < 0) + return log_error_errno(r, "Failed to get realtime timestamp: %m"); r = snprintf(buf + pos, size - pos, "__REALTIME_TIMESTAMP="USEC_FMT"\n", realtime); @@ -78,10 +74,8 @@ static ssize_t write_entry(char *buf, size_t size, Uploader *u) { sd_id128_t boot_id; r = sd_journal_get_monotonic_usec(u->journal, &monotonic, &boot_id); - if (r < 0) { - log_error_errno(r, "Failed to get monotonic timestamp: %m"); - return r; - } + if (r < 0) + return log_error_errno(r, "Failed to get monotonic timestamp: %m"); r = snprintf(buf + pos, size - pos, "__MONOTONIC_TIMESTAMP="USEC_FMT"\n", monotonic); @@ -105,10 +99,8 @@ static ssize_t write_entry(char *buf, size_t size, Uploader *u) { char sid[33]; r = sd_journal_get_monotonic_usec(u->journal, NULL, &boot_id); - if (r < 0) { - log_error_errno(r, "Failed to get monotonic timestamp: %m"); - return r; - } + if (r < 0) + return log_error_errno(r, "Failed to get monotonic timestamp: %m"); r = snprintf(buf + pos, size - pos, "_BOOT_ID=%s\n", sd_id128_to_string(boot_id, sid)); @@ -133,10 +125,9 @@ static ssize_t write_entry(char *buf, size_t size, Uploader *u) { r = sd_journal_enumerate_data(u->journal, &u->field_data, &u->field_length); - if (r < 0) { - log_error_errno(r, "Failed to move to next field in entry: %m"); - return r; - } else if (r == 0) { + if (r < 0) + return log_error_errno(r, "Failed to move to next field in entry: %m"); + else if (r == 0) { u->entry_state = ENTRY_OUTRO; continue; } @@ -302,10 +293,9 @@ static int process_journal_input(Uploader *u, int skip) { int r; r = sd_journal_next_skip(u->journal, skip); - if (r < 0) { - log_error_errno(r, "Failed to skip to next entry: %m"); - return r; - } else if (r < skip) + if (r < 0) + return log_error_errno(r, "Failed to skip to next entry: %m"); + else if (r < skip) return 0; /* have data */ @@ -361,10 +351,8 @@ int open_journal_for_upload(Uploader *u, if (follow) { fd = sd_journal_get_fd(j); - if (fd < 0) { - log_error_errno(fd, "sd_journal_get_fd failed: %m"); - return fd; - } + if (fd < 0) + return log_error_errno(fd, "sd_journal_get_fd failed: %m"); events = sd_journal_get_events(j); @@ -377,10 +365,8 @@ int open_journal_for_upload(Uploader *u, r = sd_event_add_io(u->events, &u->input_event, fd, events, dispatch_journal_input, u); - if (r < 0) { - log_error_errno(r, "Failed to register input event: %m"); - return r; - } + if (r < 0) + return log_error_errno(r, "Failed to register input event: %m"); log_debug("Listening for journal events on fd:%d, timeout %d", fd, u->timeout == (uint64_t) -1 ? -1 : (int) u->timeout); @@ -390,9 +376,8 @@ int open_journal_for_upload(Uploader *u, if (cursor) { r = sd_journal_seek_cursor(j, cursor); if (r < 0) { - log_error_errno(r, "Failed to seek to cursor %s: %m", - cursor); - return r; + return log_error_errno(r, "Failed to seek to cursor %s: %m", + cursor); } } diff --git a/src/journal-remote/journal-upload.c b/src/journal-remote/journal-upload.c index e677e13348..8da65132ca 100644 --- a/src/journal-remote/journal-upload.c +++ b/src/journal-remote/journal-upload.c @@ -103,18 +103,14 @@ static int check_cursor_updating(Uploader *u) { return 0; r = mkdir_parents(u->state_file, 0755); - if (r < 0) { - log_error_errno(r, "Cannot create parent directory of state file %s: %m", - u->state_file); - return r; - } + if (r < 0) + return log_error_errno(r, "Cannot create parent directory of state file %s: %m", + u->state_file); r = fopen_temporary(u->state_file, &f, &temp_path); - if (r < 0) { - log_error_errno(r, "Cannot save state to %s: %m", - u->state_file); - return r; - } + if (r < 0) + return log_error_errno(r, "Cannot save state to %s: %m", + u->state_file); unlink(temp_path); return 0; @@ -164,11 +160,10 @@ static int load_cursor_state(Uploader *u) { if (r == -ENOENT) log_debug("State file %s is not present.", u->state_file); - else if (r < 0) { - log_error_errno(r, "Failed to read state file %s: %m", - u->state_file); - return r; - } else + else if (r < 0) + return log_error_errno(r, "Failed to read state file %s: %m", + u->state_file); + else log_debug("Last cursor was %s", u->last_cursor); return 0; @@ -374,10 +369,8 @@ static int open_file_for_upload(Uploader *u, const char *filename) { r = sd_event_add_io(u->events, &u->input_event, fd, EPOLLIN, dispatch_fd_input, u); if (r < 0) { - if (r != -EPERM || arg_follow > 0) { - log_error_errno(r, "Failed to register input event: %m"); - return r; - } + if (r != -EPERM || arg_follow > 0) + return log_error_errno(r, "Failed to register input event: %m"); /* Normal files should just be consumed without polling. */ r = start_upload(u, fd_input_callback, u); @@ -458,16 +451,12 @@ static int setup_uploader(Uploader *u, const char *url, const char *state_file) u->state_file = state_file; r = sd_event_default(&u->events); - if (r < 0) { - log_error_errno(r, "sd_event_default failed: %m"); - return r; - } + if (r < 0) + return log_error_errno(r, "sd_event_default failed: %m"); r = setup_signals(u); - if (r < 0) { - log_error_errno(r, "Failed to set up signals: %m"); - return r; - } + if (r < 0) + return log_error_errno(r, "Failed to set up signals: %m"); return load_cursor_state(u); } @@ -701,10 +690,8 @@ static int parse_argv(int argc, char *argv[]) { case ARG_FILE: r = glob_extend(&arg_file, optarg); - if (r < 0) { - log_error_errno(r, "Failed to add paths: %m"); - return r; - }; + if (r < 0) + return log_error_errno(r, "Failed to add paths: %m"); break; case ARG_CURSOR: -- cgit v1.2.3-54-g00ecf