2 files changed, 9 insertions, 1 deletions

diff --git a/kernel/signal.c b/kernel/signal.c
index bded65187780..919562c3d6b7 100644
--- a/kernel/signal.c
+++ b/kernel/signal.c
@@ -2215,6 +2215,14 @@ int copy_siginfo_to_user(siginfo_t __user *to, siginfo_t *from)
 #ifdef __ARCH_SI_TRAPNO
                 err |= __put_user(from->si_trapno, &to->si_trapno);
 #endif
+#ifdef BUS_MCEERR_AO
+                /* 
+                 * Other callers might not initialize the si_lsb field,
+                 * so check explicitely for the right codes here.
+                 */
+                if (from->si_code == BUS_MCEERR_AR || from->si_code == BUS_MCEERR_AO)
+                        err |= __put_user(from->si_addr_lsb, &to->si_addr_lsb);
+#endif
                 break;
         case __SI_CHLD:
                 err |= __put_user(from->si_pid, &to->si_pid);
diff --git a/kernel/sysctl.c b/kernel/sysctl.c
index f88552c6d227..3a45c224770f 100644
--- a/kernel/sysctl.c
+++ b/kernel/sysctl.c
@@ -2485,7 +2485,7 @@ static int __do_proc_doulongvec_minmax(void *data, struct ctl_table *table, int
                 kbuf[left] = 0;
         }
 
-        for (; left && vleft--; i++, min++, max++, first=0) {
+        for (; left && vleft--; i++, first = 0) {
                 unsigned long val;
 
                 if (write) {