1 files changed, 4 insertions, 2 deletions

diff --git a/mm/fadvise.c b/mm/fadvise.c
index fac23ecf8d72..4a3907cf79f8 100644
--- a/mm/fadvise.c
+++ b/mm/fadvise.c
@@ -28,6 +28,7 @@
 SYSCALL_DEFINE4(fadvise64_64, int, fd, loff_t, offset, loff_t, len, int, advice)
 {
         struct fd f = fdget(fd);
+        struct inode *inode;
         struct address_space *mapping;
         struct backing_dev_info *bdi;
         loff_t endbyte;                 /* inclusive */
@@ -39,7 +40,8 @@ SYSCALL_DEFINE4(fadvise64_64, int, fd, loff_t, offset, loff_t, len, int, advice)
         if (!f.file)
                 return -EBADF;
 
-        if (S_ISFIFO(file_inode(f.file)->i_mode)) {
+        inode = file_inode(f.file);
+        if (S_ISFIFO(inode->i_mode)) {
                 ret = -ESPIPE;
                 goto out;
         }
@@ -50,7 +52,7 @@ SYSCALL_DEFINE4(fadvise64_64, int, fd, loff_t, offset, loff_t, len, int, advice)
                 goto out;
         }
 
-        if (mapping->a_ops->get_xip_mem) {
+        if (IS_DAX(inode)) {
                 switch (advice) {
                 case POSIX_FADV_NORMAL:
                 case POSIX_FADV_RANDOM: