commit 72c2d53192004845cbc19cd8a30b3212a9288140
author Al Viro <viro@zeniv.linux.org.uk> Sun Sep 22 16:27:52 2013 -0400
committer Al Viro <viro@zeniv.linux.org.uk> Thu Oct 24 23:34:54 2013 -0400
tree 31fcd924438f03d5aa09d13ffd813fb153da37c3
parent 22bd002ee76aa7d7a3393f39d977f6c106153c60

file->f_op is never NULL...

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

mm/mmap.c

diff --git a/mm/mmap.c b/mm/mmap.c
index 9d54851..ab199df 100644
--- a/mm/mmap.c
+++ b/mm/mmap.c
@@ -1299,7 +1299,7 @@
 				vm_flags &= ~VM_MAYEXEC;
 			}
 
-			if (!file->f_op || !file->f_op->mmap)
+			if (!file->f_op->mmap)
 				return -ENODEV;
 			if (vm_flags & (VM_GROWSDOWN|VM_GROWSUP))
 				return -EINVAL;
@@ -1951,7 +1951,7 @@
 		return -ENOMEM;
 
 	get_area = current->mm->get_unmapped_area;
-	if (file && file->f_op && file->f_op->get_unmapped_area)
+	if (file && file->f_op->get_unmapped_area)
 		get_area = file->f_op->get_unmapped_area;
 	addr = get_area(file, addr, len, pgoff, flags);
 	if (IS_ERR_VALUE(addr))