diff options
| author | Tatsuo Ishii <ishii@postgresql.org> | 2001-02-21 06:05:23 +0000 |
|---|---|---|
| committer | Tatsuo Ishii <ishii@postgresql.org> | 2001-02-21 06:05:23 +0000 |
| commit | fa877ed8eea131e3d24bf74294795ee319b93e06 (patch) | |
| tree | 12a4889318f618188cbf6485b4dc968b533d2811 | |
| parent | 62e48272c221e8b38c4aae14a7ad365fe8f93cd5 (diff) | |
| download | postgresql-fa877ed8eea131e3d24bf74294795ee319b93e06.tar.gz postgresql-fa877ed8eea131e3d24bf74294795ee319b93e06.zip | |
Safe guard in case of imporper data is provided to elog()
in multi-byte build.
| -rw-r--r-- | src/backend/utils/error/elog.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/src/backend/utils/error/elog.c b/src/backend/utils/error/elog.c index 2434f4d2197..c19ad44d63b 100644 --- a/src/backend/utils/error/elog.c +++ b/src/backend/utils/error/elog.c @@ -8,7 +8,7 @@ * * * IDENTIFICATION - * $Header: /cvsroot/pgsql/src/backend/utils/error/elog.c,v 1.80 2001/01/24 19:43:15 momjian Exp $ + * $Header: /cvsroot/pgsql/src/backend/utils/error/elog.c,v 1.81 2001/02/21 06:05:23 ishii Exp $ * *------------------------------------------------------------------------- */ @@ -683,6 +683,8 @@ write_syslog(int level, const char *line) #ifdef MULTIBYTE /* trim to multibyte letter boundary */ buflen = pg_mbcliplen(buf, l, l); + if (buflen <= 0) + return; buf[buflen] = '\0'; l = strlen(buf); #endif |