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getservbyport_r: fix out-of-bounds buffer read
[musl]
/
src
/
thread
/
pthread_rwlock_timedwrlock.c
diff --git
a/src/thread/pthread_rwlock_timedwrlock.c
b/src/thread/pthread_rwlock_timedwrlock.c
index
7f26dad
..
d77706e
100644
(file)
--- a/
src/thread/pthread_rwlock_timedwrlock.c
+++ b/
src/thread/pthread_rwlock_timedwrlock.c
@@
-1,6
+1,6
@@
#include "pthread_impl.h"
#include "pthread_impl.h"
-int pthread_rwlock_timedwrlock(pthread_rwlock_t *restrict rw, const struct timespec *restrict at)
+int
__
pthread_rwlock_timedwrlock(pthread_rwlock_t *restrict rw, const struct timespec *restrict at)
{
int r, t;
{
int r, t;
@@
-10,7
+10,7
@@
int pthread_rwlock_timedwrlock(pthread_rwlock_t *restrict rw, const struct times
int spins = 100;
while (spins-- && rw->_rw_lock && !rw->_rw_waiters) a_spin();
int spins = 100;
while (spins-- && rw->_rw_lock && !rw->_rw_waiters) a_spin();
- while ((r=pthread_rwlock_trywrlock(rw))==EBUSY) {
+ while ((r=
__
pthread_rwlock_trywrlock(rw))==EBUSY) {
if (!(r=rw->_rw_lock)) continue;
t = r | 0x80000000;
a_inc(&rw->_rw_waiters);
if (!(r=rw->_rw_lock)) continue;
t = r | 0x80000000;
a_inc(&rw->_rw_waiters);
@@
-21,3
+21,5
@@
int pthread_rwlock_timedwrlock(pthread_rwlock_t *restrict rw, const struct times
}
return r;
}
}
return r;
}
+
+weak_alias(__pthread_rwlock_timedwrlock, pthread_rwlock_timedwrlock);