diff --git a/mm/shmem.c b/mm/shmem.c
index f514dd39..d8ef7ba 100644
--- a/mm/shmem.c
+++ b/mm/shmem.c
@@ -1079,7 +1079,8 @@
 
 #ifdef CONFIG_NUMA
 #ifdef CONFIG_TMPFS
-static int shmem_parse_mpol(char *value, int *policy, nodemask_t *policy_nodes)
+static int shmem_parse_mpol(char *value, unsigned short *policy,
+			    nodemask_t *policy_nodes)
 {
 	char *nodelist = strchr(value, ':');
 	int err = 1;
@@ -1128,7 +1129,7 @@
 	return err;
 }
 
-static void shmem_show_mpol(struct seq_file *seq, int policy,
+static void shmem_show_mpol(struct seq_file *seq, unsigned short policy,
 			    const nodemask_t policy_nodes)
 {
 	char *policy_string;
@@ -1197,13 +1198,13 @@
 }
 #else /* !CONFIG_NUMA */
 #ifdef CONFIG_TMPFS
-static inline int shmem_parse_mpol(char *value, int *policy,
+static inline int shmem_parse_mpol(char *value, unsigned short *policy,
 						nodemask_t *policy_nodes)
 {
 	return 1;
 }
 
-static inline void shmem_show_mpol(struct seq_file *seq, int policy,
+static inline void shmem_show_mpol(struct seq_file *seq, unsigned short policy,
 			    const nodemask_t policy_nodes)
 {
 }