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authorUlrich Drepper <drepper@gmail.com>2011-09-05 17:18:38 -0400
committerUlrich Drepper <drepper@gmail.com>2011-09-05 17:18:38 -0400
commit554881ef206db3e749602309fdb6b191e7ed09b4 (patch)
treed3dec576ad323401fe716e1dbc6b80ee8520b871 /elf
parentb0fc1ff04ee0775dbe1b5d6d4a2c87e2d7decb06 (diff)
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Use O_CLOEXEC when loading ld.so cache
Diffstat (limited to 'elf')
-rw-r--r--elf/dl-misc.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/elf/dl-misc.c b/elf/dl-misc.c
index d50537ade7..48310c0284 100644
--- a/elf/dl-misc.c
+++ b/elf/dl-misc.c
@@ -1,5 +1,5 @@
/* Miscellaneous support functions for dynamic linker
- Copyright (C) 1997-2004, 2006, 2009 Free Software Foundation, Inc.
+ Copyright (C) 1997-2004, 2006, 2009, 2011 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@@ -44,7 +44,11 @@ _dl_sysdep_read_whole_file (const char *file, size_t *sizep, int prot)
{
void *result = MAP_FAILED;
struct stat64 st;
- int fd = __open (file, O_RDONLY);
+ int flags = O_RDONLY;
+#ifdef O_CLOEXEC
+ flags |= O_CLOEXEC;
+#endif
+ int fd = __open (file, flags);
if (fd >= 0)
{
if (__fxstat64 (_STAT_VER, fd, &st) >= 0)
@@ -350,7 +354,7 @@ _dl_higher_prime_number (unsigned long int n)
UINT32_C (536870909),
UINT32_C (1073741789),
UINT32_C (2147483647),
- /* 4294967291L */
+ /* 4294967291L */
UINT32_C (2147483647) + UINT32_C (2147483644)
};