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journal: use free_and_strdup() where appropriate

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This commit is contained in:
Lennart Poettering
2021-06-08 22:15:15 +02:00
parent d8671b1c6f
commit 900952ecd5
1 changed files with 4 additions and 6 deletions
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10
src/libsystemd/sd-journal/sd-journal.c
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@@ -2867,19 +2867,17 @@ _public_ int sd_journal_get_usage(sd_journal *j, uint64_t *ret) {
}
_public_ int sd_journal_query_unique(sd_journal *j, const char *field) {
char *f;
int r;
assert_return(j, -EINVAL);
assert_return(!journal_pid_changed(j), -ECHILD);
assert_return(!isempty(field), -EINVAL);
assert_return(field_is_valid(field), -EINVAL);
f = strdup(field);
if (!f)
return -ENOMEM;
r = free_and_strdup(&j->unique_field, field);
if (r < 0)
return r;
free(j->unique_field);
j->unique_field = f;
j->unique_file = NULL;
j->unique_offset = 0;
j->unique_file_lost = false;