1 files changed, 5 insertions, 0 deletions

diff --git a/kernel/sys.c b/kernel/sys.c
index b0eee418ee0d..d1b2b8d934bb 100644
--- a/kernel/sys.c
+++ b/kernel/sys.c
@@ -71,6 +71,9 @@
 #include <asm/io.h>
 #include <asm/unistd.h>
 
+/* Hardening for Spectre-v1 */
+#include <linux/nospec.h>
+
 #include "uid16.h"
 
 #ifndef SET_UNALIGN_CTL
@@ -1453,6 +1456,7 @@ SYSCALL_DEFINE2(old_getrlimit, unsigned int, resource,
         if (resource >= RLIM_NLIMITS)
                 return -EINVAL;
 
+        resource = array_index_nospec(resource, RLIM_NLIMITS);
         task_lock(current->group_leader);
         x = current->signal->rlim[resource];
         task_unlock(current->group_leader);
@@ -1472,6 +1476,7 @@ COMPAT_SYSCALL_DEFINE2(old_getrlimit, unsigned int, resource,
         if (resource >= RLIM_NLIMITS)
                 return -EINVAL;
 
+        resource = array_index_nospec(resource, RLIM_NLIMITS);
         task_lock(current->group_leader);
         r = current->signal->rlim[resource];
         task_unlock(current->group_leader);