src/os/linux/vm/os_linux.cpp

rev 9081 : imported patch more.patch

@@ -2793,11 +2793,11 @@
   return end;
 }
 
 
 int os::Linux::sched_getcpu_syscall(void) {
-  unsigned int cpu;
+  unsigned int cpu = 0;
   int retval = -1;
 
 #if defined(IA32)
   #ifndef SYS_getcpu
     #define SYS_getcpu 318

@@ -4186,12 +4186,12 @@
     if ((actp->sa_flags & SA_NODEFER) == 0) {
       // automaticlly block the signal
       sigaddset(&(actp->sa_mask), sig);
     }
 
-    sa_handler_t hand;
-    sa_sigaction_t sa;
+    sa_handler_t hand = NULL;
+    sa_sigaction_t sa = NULL;
     bool siginfo_flag_set = (actp->sa_flags & SA_SIGINFO) != 0;
     // retrieve the chained handler
     if (siginfo_flag_set) {
       sa = actp->sa_sigaction;
     } else {

@@ -4392,11 +4392,11 @@
 #endif
 #define SIGNIFICANT_SIGNAL_MASK (~0x04000000)
 
 static const char* get_signal_handler_name(address handler,
                                            char* buf, int buflen) {
-  int offset;
+  int offset = 0;
   bool found = os::dll_address_to_library_name(handler, buf, buflen, &offset);
   if (found) {
     // skip directory names
     const char *p1, *p2;
     p1 = buf;