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authorUlrich Drepper <drepper@redhat.com>1998-08-31 17:23:45 +0000
committerUlrich Drepper <drepper@redhat.com>1998-08-31 17:23:45 +0000
commit7afab53d438e9fdc3060c20cf855235aa5ef6f49 (patch)
tree2e6dcf9891303ea88e048c86faab6c4a1377a9e8 /elf/dl-close.c
parentbfce746a87e205a682b85e144e056029a8a30d07 (diff)
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Update.
1998-08-31  Ulrich Drepper  <drepper@cygnus.com>

	* elf/dl-close.c (_dl_close): Update _dl_loaded if the first
	object on the list is removed.  Don't use this code for PIC.
	Reported by HJ Lu [PR libc/770].
Diffstat (limited to 'elf/dl-close.c')
-rw-r--r--elf/dl-close.c11
1 files changed, 10 insertions, 1 deletions
diff --git a/elf/dl-close.c b/elf/dl-close.c
index 0d4b176b1e..bbbeed8e58 100644
--- a/elf/dl-close.c
+++ b/elf/dl-close.c
@@ -17,6 +17,7 @@
    write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
    Boston, MA 02111-1307, USA.  */
 
+#include <assert.h>
 #include <dlfcn.h>
 #include <stdlib.h>
 #include <string.h>
@@ -139,8 +140,16 @@ _dl_close (struct link_map *map)
 	  __munmap ((caddr_t) (imap->l_addr + mapstart), mapend - mapstart);
 
 	  /* Finally, unlink the data structure and free it.  */
-	  if (imap->l_prev)
+#ifdef PIC
+	  /* We will unlink the first object only if this is a statically
+	     linked program.  */
+	  assert (imap->l_prev != NULL);
+#else
+	  if (imap->l_prev != NULL)
 	    imap->l_prev->l_next = imap->l_next;
+	  else
+	    _dl_loaded = imap->l_next;
+#endif
 	  if (imap->l_next)
 	    imap->l_next->l_prev = imap->l_prev;
 	  if (imap->l_searchlist && imap->l_searchlist != list)