+ mm-mmap-delete-dead-code-in-do_brk_flags.patch added to -mm tree

+ mm-mmap-delete-dead-code-in-do_brk_flags.patch added to -mm tree

[Andrew Morton]

The patch titled
     Subject: mm/mmap: delete dead code in do_brk_flags()
has been added to the -mm tree.  Its filename is
     mm-mmap-delete-dead-code-in-do_brk_flags.patch

This patch should soon appear at
    https://ozlabs.org/~akpm/mmots/broken-out/mm-mmap-delete-dead-code-in-do_brk_flags.patch
and later at
    https://ozlabs.org/~akpm/mmotm/broken-out/mm-mmap-delete-dead-code-in-do_brk_flags.patch

Before you just go and hit "reply", please:
   a) Consider who else should be cc'ed
   b) Prefer to cc a suitable mailing list as well
   c) Ideally: find the original patch on the mailing list and do a
      reply-to-all to that, adding suitable additional cc's

*** Remember to use Documentation/process/submit-checklist.rst when testing your code ***

The -mm tree is included into linux-next and is updated
there every 3-4 working days

------------------------------------------------------
From: Dan Carpenter <dan.carpenter@oracle.com>
Subject: mm/mmap: delete dead code in do_brk_flags()

This code can't be reached.  It's harmless but it leads to a Smatch
warning:

    mm/mmap.c:3040 do_brk_flags() warn: ignoring unreachable code.

Link: https://lkml.kernel.org/r/YmqHrpo/cBBq6lHf@kili
Fixes: d2bbe46ab3b9 ("mm/mmap: change do_brk_flags() to expand existing VMA and add do_brk_munmap()")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 mm/mmap.c |    1 -
 1 file changed, 1 deletion(-)

--- a/mm/mmap.c~mm-mmap-delete-dead-code-in-do_brk_flags
+++ a/mm/mmap.c
@@ -3031,7 +3031,6 @@ out:
 	validate_mm(mm);
 	return 0;
 
-	vm_area_free(vma);
 vma_alloc_fail:
 	vm_unacct_memory(len >> PAGE_SHIFT);
 	return -ENOMEM;
_

Patches currently in -mm which might be from dan.carpenter@oracle.com are

mm-mmap-delete-dead-code-in-do_brk_flags.patch