discard dso descriptors after performing relocations

[musl] / src / signal / sigaction.c

diff --git a/src/signal/sigaction.c b/src/signal/sigaction.c
index b1603b9..18956c6 100644 (file)
--- a/src/signal/sigaction.c
+++ b/src/signal/sigaction.c
@@ -23,7 +23,7 @@ int __libc_sigaction(int sig, const struct sigaction *sa, struct sigaction *old)
                pksa = (long)&ksa;
        }
        if (old) pkold = (long)&kold;
-       if (syscall4(__NR_rt_sigaction, sig, pksa, pkold, 8))
+       if (syscall(SYS_rt_sigaction, sig, pksa, pkold, 8))
                return -1;
        if (old) {
                old->sa_handler = kold.handler;
@@ -35,7 +35,7 @@ int __libc_sigaction(int sig, const struct sigaction *sa, struct sigaction *old)
 
 int __sigaction(int sig, const struct sigaction *sa, struct sigaction *old)
 {
-       if (sig == SIGCANCEL || sig == SIGSYSCALL) {
+       if (sig-32U < 3) {
                errno = EINVAL;
                return -1;
        }