diff options
| -rw-r--r-- | elf/rtld.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/elf/rtld.c b/elf/rtld.c index 4291f18993..4f22a625ed 100644 --- a/elf/rtld.c +++ b/elf/rtld.c @@ -1176,7 +1176,9 @@ of this helper program; chances are you did not intend to run this program.\n\ l->l_map_start = (ElfW(Addr)) GL(dl_sysinfo_dso); /* Now that we have the info handy, use the DSO image's soname - so this object can be looked up by name. */ + so this object can be looked up by name. Note that we do not + set l_name here. That field gives the file name of the DSO, + and this DSO is not associated with any file. */ if (l->l_info[DT_SONAME] != NULL) { /* Work around a kernel problem. The kernel cannot handle @@ -1184,10 +1186,10 @@ of this helper program; chances are you did not intend to run this program.\n\ const char *dsoname = ((char *) D_PTR (l, l_info[DT_STRTAB]) + l->l_info[DT_SONAME]->d_un.d_val); size_t len = strlen (dsoname); - l->l_name = (char *) malloc (len); - if (l->l_name == NULL) + char *copy = malloc (len); + if (copy == NULL) _dl_fatal_printf ("out of memory\n"); - l->l_libname->name = memcpy (l->l_name, dsoname, len); + l->l_libname->name = memcpy (copy, dsoname, len); } } } |