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fix for previous incorrect fix of cancellation in dns lookups
[musl]
/
src
/
ldso
/
dynlink.c
diff --git
a/src/ldso/dynlink.c
b/src/ldso/dynlink.c
index
eda0046
..
6ff8850
100644
(file)
--- a/
src/ldso/dynlink.c
+++ b/
src/ldso/dynlink.c
@@
-610,9
+610,11
@@
void *dlopen(const char *file, int mode)
{
struct dso *volatile p, *orig_tail = tail, *next;
size_t i;
{
struct dso *volatile p, *orig_tail = tail, *next;
size_t i;
+ int cs;
if (!file) return head;
if (!file) return head;
+ pthread_setcancelstate(PTHREAD_CANCEL_DISABLE, &cs);
pthread_rwlock_wrlock(&lock);
if (setjmp(rtld_fail)) {
pthread_rwlock_wrlock(&lock);
if (setjmp(rtld_fail)) {
@@
-628,8
+630,8
@@
void *dlopen(const char *file, int mode)
}
tail = orig_tail;
tail->next = 0;
}
tail = orig_tail;
tail->next = 0;
- p
thread_rwlock_unlock(&lock)
;
-
return 0
;
+ p
= 0
;
+
goto end
;
}
p = load_library(file);
}
p = load_library(file);
@@
-658,6
+660,7
@@
void *dlopen(const char *file, int mode)
do_init_fini(tail);
end:
pthread_rwlock_unlock(&lock);
do_init_fini(tail);
end:
pthread_rwlock_unlock(&lock);
+ pthread_setcancelstate(cs, 0);
return p;
}
return p;
}