Properly close files after read file failure to prevent potential

resource leak.  Of course, any such failure aborts pg_upgrade, but might
as well be clean about it.

Per patch from Grzegorz Ja?kiewicz.
This commit is contained in:
Bruce Momjian 2010-09-28 19:25:12 +00:00
parent 112c3fc6db
commit f175884520
2 changed files with 6 additions and 0 deletions

View File

@ -74,7 +74,10 @@ copyAndUpdateFile(migratorContext *ctx, pageCnvCtx *pageConverter,
return "can't open source file";
if ((dstfd = open(dst, O_RDWR | O_CREAT | O_EXCL, S_IRUSR | S_IWUSR)) < 0)
{
fclose(src_fd);
return "can't create destination file";
}
while ((bytesRead = read(src_fd, buf, BLCKSZ)) == BLCKSZ)
{

View File

@ -103,7 +103,10 @@ getPageVersion(migratorContext *ctx, uint16 *version, const char *pathName)
return "can't open relation";
if ((bytesRead = read(relfd, &page, sizeof(page))) != sizeof(page))
{
close(relfd);
return "can't read page header";
}
*version = PageGetPageLayoutVersion(&page);