2 files changed, 6 insertions, 5 deletions

diff --git a/arch/x86/mm/mmap.c b/arch/x86/mm/mmap.c
index 919b91205cd4..df4552bd239e 100644
--- a/arch/x86/mm/mmap.c
+++ b/arch/x86/mm/mmap.c
@@ -35,12 +35,12 @@ struct va_alignment __read_mostly va_align = {
         .flags = -1,
 };
 
-static unsigned int stack_maxrandom_size(void)
+static unsigned long stack_maxrandom_size(void)
 {
-        unsigned int max = 0;
+        unsigned long max = 0;
         if ((current->flags & PF_RANDOMIZE) &&
                 !(current->personality & ADDR_NO_RANDOMIZE)) {
-                max = ((-1U) & STACK_RND_MASK) << PAGE_SHIFT;
+                max = ((-1UL) & STACK_RND_MASK) << PAGE_SHIFT;
         }
 
         return max;
diff --git a/fs/binfmt_elf.c b/fs/binfmt_elf.c
index 02b16910f4c9..995986b8e36b 100644
--- a/fs/binfmt_elf.c
+++ b/fs/binfmt_elf.c
@@ -645,11 +645,12 @@ out:
 
 static unsigned long randomize_stack_top(unsigned long stack_top)
 {
-        unsigned int random_variable = 0;
+        unsigned long random_variable = 0;
 
         if ((current->flags & PF_RANDOMIZE) &&
                 !(current->personality & ADDR_NO_RANDOMIZE)) {
-                random_variable = get_random_int() & STACK_RND_MASK;
+                random_variable = (unsigned long) get_random_int();
+                random_variable &= STACK_RND_MASK;
                 random_variable <<= PAGE_SHIFT;
         }
 #ifdef CONFIG_STACK_GROWSUP