tree-wide: code improvements suggested by Coccinelle

This commit is contained in:
Frantisek Sumsal 2019-04-29 18:22:22 +02:00
parent 4a4eaade60
commit ed0cb34682
11 changed files with 57 additions and 52 deletions

View File

@ -59,7 +59,7 @@ int main(int argc, char **argv) {
vtable,
&object));
while (true) {
for (;;) {
check(sd_bus_wait(bus, UINT64_MAX));
check(sd_bus_process(bus, NULL));
}

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@ -303,8 +303,12 @@ static int bus_socket_set_transient_property(
if (streq(name, "SocketProtocol"))
return bus_set_transient_socket_protocol(u, name, &s->socket_protocol, message, flags, error);
if ((ci = socket_exec_command_from_string(name)) >= 0)
return bus_set_transient_exec_command(u, name, &s->exec_command[ci], message, flags, error);
ci = socket_exec_command_from_string(name);
if (ci >= 0)
return bus_set_transient_exec_command(u, name,
&s->exec_command[ci],
message, flags, error);
if (streq(name, "Symlinks")) {
_cleanup_strv_free_ char **l = NULL;

View File

@ -1036,10 +1036,7 @@ static int send_iovec(const struct iovec iovec[], size_t n_iovec, int input_fd)
* (truncated) copy of what we want to send, and the second one
* contains the trailing dots. */
copy[0] = iovec[i];
copy[1] = (struct iovec) {
.iov_base = (char[]) { '.', '.', '.' },
.iov_len = 3,
};
copy[1] = IOVEC_MAKE(((char[]){'.', '.', '.'}), 3);
mh.msg_iov = copy;
mh.msg_iovlen = 2;

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@ -250,7 +250,7 @@ static void transfer_send_logs(Transfer *t, bool flush) {
n = strndup(t->log_message, e - t->log_message);
/* Skip over NUL and newlines */
while (e < t->log_message + t->log_message_size && (*e == 0 || *e == '\n'))
while (e < t->log_message + t->log_message_size && IN_SET(*e, 0, '\n'))
e++;
memmove(t->log_message, e, t->log_message + sizeof(t->log_message) - e);

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@ -693,8 +693,7 @@ bool manager_all_buttons_ignored(Manager *m) {
return false;
if (m->handle_lid_switch != HANDLE_IGNORE)
return false;
if (m->handle_lid_switch_ep != _HANDLE_ACTION_INVALID &&
m->handle_lid_switch_ep != HANDLE_IGNORE)
if (!IN_SET(m->handle_lid_switch_ep, _HANDLE_ACTION_INVALID, HANDLE_IGNORE))
return false;
if (m->handle_lid_switch_docked != HANDLE_IGNORE)
return false;

View File

@ -754,7 +754,7 @@ void user_update_last_session_timer(User *u) {
assert(!u->timer_event_source);
if (u->manager->user_stop_delay == 0 || u->manager->user_stop_delay == USEC_INFINITY)
if (IN_SET(u->manager->user_stop_delay, 0, USEC_INFINITY))
return;
if (sd_event_get_state(u->manager->event) == SD_EVENT_FINISHED) {

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@ -37,7 +37,7 @@ int dns_label_unescape(const char **name, char *dest, size_t sz, DNSLabelFlags f
d = dest;
for (;;) {
if (*n == 0 || *n == '.') {
if (IN_SET(*n, 0, '.')) {
if (FLAGS_SET(flags, DNS_LABEL_LDH) && last_char == '-')
/* Trailing dash */
return -EINVAL;

View File

@ -395,7 +395,7 @@ static int image_make(
if (r < 0)
return r;
if (size != 0 && size != UINT64_MAX)
if (!IN_SET(size, 0, UINT64_MAX))
(*ret)->usage = (*ret)->usage_exclusive = (*ret)->limit = (*ret)->limit_exclusive = size;
return 0;

View File

@ -203,8 +203,7 @@ static int cd_capability_compat(int fd) {
capability = ioctl(fd, CDROM_GET_CAPABILITY, NULL);
if (capability < 0) {
log_debug("CDROM_GET_CAPABILITY failed");
return -1;
return log_debug_errno(errno, "CDROM_GET_CAPABILITY failed");
}
if (capability & CDC_CD_R)
@ -226,8 +225,7 @@ static int cd_capability_compat(int fd) {
static int cd_media_compat(int fd) {
if (ioctl(fd, CDROM_DRIVE_STATUS, CDSL_CURRENT) != CDS_DISC_OK) {
log_debug("CDROM_DRIVE_STATUS != CDS_DISC_OK");
return -1;
return log_debug_errno(errno, "CDROM_DRIVE_STATUS != CDS_DISC_OK");
}
cd_media = 1;
return 0;
@ -249,8 +247,7 @@ static int cd_inquiry(int fd) {
}
if ((inq[0] & 0x1F) != 5) {
log_debug("not an MMC unit");
return -1;
return log_debug_errno(SYNTHETIC_ERRNO(EINVAL), "not an MMC unit");
}
log_debug("INQUIRY: [%.8s][%.16s][%.4s]", inq + 8, inq + 16, inq + 32);
@ -474,8 +471,8 @@ static int cd_profiles_old_mmc(int fd) {
cd_media_track_count_data = 1;
return 0;
} else {
log_debug("no current profile, assuming no media");
return -1;
return log_debug_errno(SYNTHETIC_ERRNO(ENOMEDIUM),
"no current profile, assuming no media");
}
};
@ -660,8 +657,8 @@ static int cd_media_info(int fd) {
len = format[3];
if (len & 7 || len < 16) {
log_debug("invalid format capacities length");
return -1;
return log_debug_errno(SYNTHETIC_ERRNO(EINVAL),
"invalid format capacities length");
}
switch(format[8] & 3) {
@ -680,8 +677,8 @@ static int cd_media_info(int fd) {
case 3:
cd_media = 0; //return no media
log_debug("format capacities returned no media");
return -1;
return log_debug_errno(SYNTHETIC_ERRNO(ENOMEDIUM),
"format capacities returned no media");
}
}

View File

@ -347,16 +347,18 @@ static int set_options(int argc, char **argv,
else if (streq(optarg, "pre-spc3-83"))
default_page_code = PAGE_83_PRE_SPC3;
else {
log_error("Unknown page code '%s'", optarg);
return -1;
return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
"Unknown page code '%s'",
optarg);
}
break;
case 's':
sg_version = atoi(optarg);
if (sg_version < 3 || sg_version > 4) {
log_error("Unknown SG version '%s'", optarg);
return -1;
return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
"Unknown SG version '%s'",
optarg);
}
break;

View File

@ -169,8 +169,9 @@ static int scsi_dump_sense(struct scsi_id_device *dev_scsi,
*/
if (sb_len < 1) {
log_debug("%s: sense buffer empty", dev_scsi->kernel);
return -1;
return log_debug_errno(SYNTHETIC_ERRNO(EINVAL),
"%s: sense buffer empty",
dev_scsi->kernel);
}
sense_class = (sense_buffer[0] >> 4) & 0x07;
@ -182,9 +183,10 @@ static int scsi_dump_sense(struct scsi_id_device *dev_scsi,
*/
s = sense_buffer[7] + 8;
if (sb_len < s) {
log_debug("%s: sense buffer too small %d bytes, %d bytes too short",
dev_scsi->kernel, sb_len, s - sb_len);
return -1;
return log_debug_errno(SYNTHETIC_ERRNO(EINVAL),
"%s: sense buffer too small %d bytes, %d bytes too short",
dev_scsi->kernel, sb_len,
s - sb_len);
}
if (IN_SET(code, 0x0, 0x1)) {
sense_key = sense_buffer[2] & 0xf;
@ -192,9 +194,9 @@ static int scsi_dump_sense(struct scsi_id_device *dev_scsi,
/*
* Possible?
*/
log_debug("%s: sense result too" " small %d bytes",
dev_scsi->kernel, s);
return -1;
return log_debug_errno(SYNTHETIC_ERRNO(EINVAL),
"%s: sense result too small %d bytes",
dev_scsi->kernel, s);
}
asc = sense_buffer[12];
ascq = sense_buffer[13];
@ -203,17 +205,18 @@ static int scsi_dump_sense(struct scsi_id_device *dev_scsi,
asc = sense_buffer[2];
ascq = sense_buffer[3];
} else {
log_debug("%s: invalid sense code 0x%x",
dev_scsi->kernel, code);
return -1;
return log_debug_errno(SYNTHETIC_ERRNO(EINVAL),
"%s: invalid sense code 0x%x",
dev_scsi->kernel, code);
}
log_debug("%s: sense key 0x%x ASC 0x%x ASCQ 0x%x",
dev_scsi->kernel, sense_key, asc, ascq);
} else {
if (sb_len < 4) {
log_debug("%s: sense buffer too small %d bytes, %d bytes too short",
dev_scsi->kernel, sb_len, 4 - sb_len);
return -1;
return log_debug_errno(SYNTHETIC_ERRNO(EINVAL),
"%s: sense buffer too small %d bytes, %d bytes too short",
dev_scsi->kernel, sb_len,
4 - sb_len);
}
if (sense_buffer[0] < 15)
@ -235,8 +238,9 @@ static int scsi_dump(struct scsi_id_device *dev_scsi, struct sg_io_hdr *io) {
/*
* Impossible, should not be called.
*/
log_debug("%s: called with no error", __FUNCTION__);
return -1;
return log_debug_errno(SYNTHETIC_ERRNO(EINVAL),
"%s: called with no error",
__FUNCTION__);
}
log_debug("%s: sg_io failed status 0x%x 0x%x 0x%x 0x%x",
@ -253,8 +257,9 @@ static int scsi_dump_v4(struct scsi_id_device *dev_scsi, struct sg_io_v4 *io) {
/*
* Impossible, should not be called.
*/
log_debug("%s: called with no error", __FUNCTION__);
return -1;
return log_debug_errno(SYNTHETIC_ERRNO(EINVAL),
"%s: called with no error",
__FUNCTION__);
}
log_debug("%s: sg_io failed status 0x%x 0x%x 0x%x",
@ -279,8 +284,8 @@ static int scsi_inquiry(struct scsi_id_device *dev_scsi, int fd,
int retval;
if (buflen > SCSI_INQ_BUFF_LEN) {
log_debug("buflen %d too long", buflen);
return -1;
return log_debug_errno(SYNTHETIC_ERRNO(EINVAL),
"buflen %d too long", buflen);
}
resend:
@ -412,9 +417,10 @@ static int prepend_vendor_model(struct scsi_id_device *dev_scsi, char *serial) {
* above, ind will never be too large.
*/
if (ind != (VENDOR_LENGTH + MODEL_LENGTH)) {
log_debug("%s: expected length %d, got length %d",
dev_scsi->kernel, (VENDOR_LENGTH + MODEL_LENGTH), ind);
return -1;
return log_debug_errno(SYNTHETIC_ERRNO(EINVAL),
"%s: expected length %d, got length %d",
dev_scsi->kernel,
(VENDOR_LENGTH + MODEL_LENGTH), ind);
}
return ind;
}