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-rw-r--r--kernel/sys.c14
1 files changed, 7 insertions, 7 deletions
diff --git a/kernel/sys.c b/kernel/sys.c
index 241507f23eca..f9492284e5d2 100644
--- a/kernel/sys.c
+++ b/kernel/sys.c
@@ -1788,15 +1788,15 @@ SYSCALL_DEFINE1(umask, int, mask)
#ifdef CONFIG_CHECKPOINT_RESTORE
static int prctl_set_mm_exe_file(struct mm_struct *mm, unsigned int fd)
{
- struct file *exe_file;
+ struct fd exe;
struct dentry *dentry;
int err;
- exe_file = fget(fd);
- if (!exe_file)
+ exe = fdget(fd);
+ if (!exe.file)
return -EBADF;
- dentry = exe_file->f_path.dentry;
+ dentry = exe.file->f_path.dentry;
/*
* Because the original mm->exe_file points to executable file, make
@@ -1805,7 +1805,7 @@ static int prctl_set_mm_exe_file(struct mm_struct *mm, unsigned int fd)
*/
err = -EACCES;
if (!S_ISREG(dentry->d_inode->i_mode) ||
- exe_file->f_path.mnt->mnt_flags & MNT_NOEXEC)
+ exe.file->f_path.mnt->mnt_flags & MNT_NOEXEC)
goto exit;
err = inode_permission(dentry->d_inode, MAY_EXEC);
@@ -1839,12 +1839,12 @@ static int prctl_set_mm_exe_file(struct mm_struct *mm, unsigned int fd)
goto exit_unlock;
err = 0;
- set_mm_exe_file(mm, exe_file);
+ set_mm_exe_file(mm, exe.file); /* this grabs a reference to exe.file */
exit_unlock:
up_write(&mm->mmap_sem);
exit:
- fput(exe_file);
+ fdput(exe);
return err;
}