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Update.

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2001-09-08  Ulrich Drepper  <drepper@redhat.com>

	* elf/dl-object.c: Avoid allocating extra memory block for name.
	* elf/dl-close.c (_dl_close): Don't free l_libname if it is no
	allocated separately.
	* elf/dl-load.c (_dl_map_object_from_fd): Likewise.
This commit is contained in:
Ulrich Drepper
2001-09-08 20:03:14 +00:00
parent f6233fe003
commit 1181062126
4 changed files with 18 additions and 7 deletions
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7
ChangeLog
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@ -1,3 +1,10 @@
2001-09-08 Ulrich Drepper <drepper@redhat.com>
* elf/dl-object.c: Avoid allocating extra memory block for name.
* elf/dl-close.c (_dl_close): Don't free l_libname if it is no
allocated separately.
* elf/dl-load.c (_dl_map_object_from_fd): Likewise.
2001-09-08 H.J. Lu <hjl@gnu.org> 2001-09-08 H.J. Lu <hjl@gnu.org>
* po/zh_TW.po: Fix a typo. * po/zh_TW.po: Fix a typo.

3
elf/dl-close.c
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@ -254,7 +254,8 @@ _dl_close (void *_map)
{ {
struct libname_list *this = lnp; struct libname_list *this = lnp;
lnp = lnp->next; lnp = lnp->next;
free (this); if (!this->dont_free)
free (this);
} }
while (lnp != NULL); while (lnp != NULL);

3
elf/dl-load.c
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@ -1099,7 +1099,8 @@ _dl_map_object_from_fd (const char *name, int fd, struct filebuf *fbp,
/* We are not supposed to load this object. Free all resources. */ /* We are not supposed to load this object. Free all resources. */
__munmap ((void *) l->l_map_start, l->l_map_end - l->l_map_start); __munmap ((void *) l->l_map_start, l->l_map_end - l->l_map_start);
free (l->l_libname); if (!l->l_libname->dont_free)
free (l->l_libname);
if (l->l_phdr_allocated) if (l->l_phdr_allocated)
free ((void *) l->l_phdr); free ((void *) l->l_phdr);

12
elf/dl-object.c
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@ -40,15 +40,17 @@ _dl_new_object (char *realname, const char *libname, int type,
struct link_map *new; struct link_map *new;
struct libname_list *newname; struct libname_list *newname;
new = (struct link_map *) calloc (sizeof *new, 1); new = (struct link_map *) calloc (sizeof (*new) + sizeof (*newname)
newname = (struct libname_list *) malloc (sizeof *newname + libname_len); + libname_len, 1);
if (new == NULL || newname == NULL) if (new == NULL)
return NULL; return NULL;
new->l_name = realname; newname = (struct libname_list *) (new + 1);
newname->name = (char *) memcpy (newname + 1, libname, libname_len); newname->name = (char *) memcpy (newname + 1, libname, libname_len);
newname->next = NULL; newname->next = NULL;
newname->dont_free = 0; newname->dont_free = 1;
new->l_name = realname;
new->l_libname = newname; new->l_libname = newname;
new->l_type = type; new->l_type = type;
new->l_loader = loader; new->l_loader = loader;