getservbyport_r: fix wrong result if getnameinfo fails with EAI_OVERFLOW

[musl] / src / thread / pthread_rwlock_init.c

#include "pthread_impl.h"

int pthread_rwlock_init(pthread_rwlock_t *restrict rw, const pthread_rwlockattr_t *restrict a)
{
        *rw = (pthread_rwlock_t){0};
        if (a) rw->_rw_shared = a->__attr[0]*128;
        return 0;
}