linux-kernel.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
* Fix kmalloc argument order in um/vdso/vma.c
@ 2011-10-24 22:15 Dave Jones
  2011-10-24 22:23 ` Richard Weinberger
  0 siblings, 1 reply; 3+ messages in thread
From: Dave Jones @ 2011-10-24 22:15 UTC (permalink / raw)
  To: Richard Weinberger; +Cc: Linux Kernel

kmalloc size is 1st arg, not second.

Signed-off-by: Dave Jones <davej@redhat.com>

diff --git a/arch/um/sys-x86_64/vdso/vma.c b/arch/um/sys-x86_64/vdso/vma.c
index 9495c8d..91f4ec9 100644
--- a/arch/um/sys-x86_64/vdso/vma.c
+++ b/arch/um/sys-x86_64/vdso/vma.c
@@ -28,7 +28,7 @@ static int __init init_vdso(void)
 
 	um_vdso_addr = task_size - PAGE_SIZE;
 
-	vdsop = kmalloc(GFP_KERNEL, sizeof(struct page *));
+	vdsop = kmalloc(sizeof(struct page *), GFP_KERNEL);
 	if (!vdsop)
 		goto oom;
 

^ permalink raw reply related	[flat|nested] 3+ messages in thread

* Re: Fix kmalloc argument order in um/vdso/vma.c
  2011-10-24 22:15 Fix kmalloc argument order in um/vdso/vma.c Dave Jones
@ 2011-10-24 22:23 ` Richard Weinberger
  2011-10-24 22:51   ` Dave Jones
  0 siblings, 1 reply; 3+ messages in thread
From: Richard Weinberger @ 2011-10-24 22:23 UTC (permalink / raw)
  To: Dave Jones, Linux Kernel

[-- Attachment #1: Type: text/plain, Size: 273 bytes --]

Am 25.10.2011 00:15, schrieb Dave Jones:
> kmalloc size is 1st arg, not second.
> 
> Signed-off-by: Dave Jones <davej@redhat.com>

Applied, Thanks!

I'm a bit shocked that this obviously wrong code builds and seems to work.
How have you found this?

//richard


[-- Attachment #2: OpenPGP digital signature --]
[-- Type: application/pgp-signature, Size: 490 bytes --]

^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: Fix kmalloc argument order in um/vdso/vma.c
  2011-10-24 22:23 ` Richard Weinberger
@ 2011-10-24 22:51   ` Dave Jones
  0 siblings, 0 replies; 3+ messages in thread
From: Dave Jones @ 2011-10-24 22:51 UTC (permalink / raw)
  To: Richard Weinberger; +Cc: Linux Kernel

On Tue, Oct 25, 2011 at 12:23:47AM +0200, Richard Weinberger wrote:
 > Am 25.10.2011 00:15, schrieb Dave Jones:
 > > kmalloc size is 1st arg, not second.
 > > 
 > > Signed-off-by: Dave Jones <davej@redhat.com>
 > 
 > Applied, Thanks!
 > 
 > I'm a bit shocked that this obviously wrong code builds and seems to work.

Both args are the same types, so gcc didn't know any better.

 > How have you found this?

grep -r kmalloc\(GFP *

	Dave


^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2011-10-24 22:51 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2011-10-24 22:15 Fix kmalloc argument order in um/vdso/vma.c Dave Jones
2011-10-24 22:23 ` Richard Weinberger
2011-10-24 22:51   ` Dave Jones

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).