Don't fail always when oact is NULL.

diff --git a/sysdeps/unix/sysv/linux/sparc/sparc32/sigaction.c b/sysdeps/unix/sysv/linux/sparc/sparc32/sigaction.c
index 20cde2da2cdfac5896723927dfd0cc3fa153684c..b33feeb09c66ee5fed0779b75ec38ca57e3e44c9 100644 (file)
--- a/sysdeps/unix/sysv/linux/sparc/sparc32/sigaction.c
+++ b/sysdeps/unix/sysv/linux/sparc/sparc32/sigaction.c
@@ -1,5 +1,5 @@
 /* POSIX.1 sigaction call for Linux/SPARC.
-   Copyright (C) 1997, 1998 Free Software Foundation, Inc.
+   Copyright (C) 1997, 1998, 1999 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Miguel de Icaza (miguel@nuclecu.unam.mx), 1997.
 
@@ -118,12 +118,15 @@ __sigaction (int sig, __const struct sigaction *act, struct sigaction *oact)
     ret = r_sig;
   }
 
-  if (oact && ret >= 0)
+  if (ret >= 0)
     {
-      oact->sa_handler = k_osigact.k_sa_handler;
-      oact->sa_mask.__val[0] = k_osigact.sa_mask;
-      oact->sa_flags = k_osigact.sa_flags;
-      oact->sa_restorer = NULL;
+      if (oact)
+       {
+         oact->sa_handler = k_osigact.k_sa_handler;
+         oact->sa_mask.__val[0] = k_osigact.sa_mask;
+         oact->sa_flags = k_osigact.sa_flags;
+         oact->sa_restorer = NULL;
+       }
       return ret;
     }