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Fix memory leaks in error reporting with LOG level 

When loglevel is set to LOG, allocated strings used in the error
message would leak. Fix by explicitly pfreeing them.

Author: Ranier Vilela <ranier.vf@gmail.com>
Reviewed-by: Daniel Gustafsson <daniel@yesql.se>
Reviewed-by: Michael Paquier <michael@paquier.xyz>
Discussion: https://postgr.es/m/CAEudQAqMeE0AHcOsOzZx51Z0eiFJAjhBPRFt+Bxi3ETXWen7ig@mail.gmail.com
This commit is contained in:
Daniel Gustafsson 2024-05-14 10:41:32 +02:00
parent ab4d7a38c3
commit b362d14816
2 changed files with 7 additions and 1 deletions
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2
src/backend/archive/shell_archive.c
View File

@ -125,9 +125,11 @@ shell_archive_file(ArchiveModuleState *state, const char *file,
errdetail("The failed archive command was: %s",
xlogarchcmd)));
}
pfree(xlogarchcmd);
return false;
}
pfree(xlogarchcmd);
elog(DEBUG1, "archived write-ahead log file \"%s\"", file);
return true;

6
src/backend/libpq/be-secure-common.c
View File

@ -85,12 +85,16 @@ run_ssl_passphrase_command(const char *prompt, bool is_server_start, char *buf,
}
else if (pclose_rc != 0)
{
char *reason;
explicit_bzero(buf, size);
reason = wait_result_to_str(pclose_rc);
ereport(loglevel,
(errcode_for_file_access(),
errmsg("command \"%s\" failed",
command),
errdetail_internal("%s", wait_result_to_str(pclose_rc))));
errdetail_internal("%s", reason)));
pfree(reason);
goto error;
}