new helper: file_inode(file)

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

1 files changed, 4 insertions, 4 deletions

diff --git a/kernel/sys.c b/kernel/sys.c
index 265b37690421..e3932ea50ec8 100644
--- a/kernel/sys.c
+++ b/kernel/sys.c
@@ -1792,14 +1792,14 @@ SYSCALL_DEFINE1(umask, int, mask)
 static int prctl_set_mm_exe_file(struct mm_struct *mm, unsigned int fd)
 {
         struct fd exe;
-        struct dentry *dentry;
+        struct inode *inode;
         int err;
 
         exe = fdget(fd);
         if (!exe.file)
                 return -EBADF;
 
-        dentry = exe.file->f_path.dentry;
+        inode = file_inode(exe.file);
 
         /*
          * Because the original mm->exe_file points to executable file, make
@@ -1807,11 +1807,11 @@ static int prctl_set_mm_exe_file(struct mm_struct *mm, unsigned int fd)
          * overall picture.
          */
         err = -EACCES;
-        if (!S_ISREG(dentry->d_inode->i_mode)   ||
+        if (!S_ISREG(inode->i_mode)     ||
             exe.file->f_path.mnt->mnt_flags & MNT_NOEXEC)
                 goto exit;
 
-        err = inode_permission(dentry->d_inode, MAY_EXEC);
+        err = inode_permission(inode, MAY_EXEC);
         if (err)
                 goto exit;