Messages in this thread | | | Subject | Re: BUG: NULL pointer dereference at 00000000 -- IP: [<f8e783d5>] :b43:b43_dma_mapping_error+0x16/0x155 | From | FUJITA Tomonori <> | Date | Wed, 11 Jun 2008 09:58:44 +0900 |
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On Tue, 10 Jun 2008 16:50:26 +0200 Michael Buesch <mb@bu3sch.de> wrote:
> On Tuesday 10 June 2008 16:42:41 Vegard Nossum wrote: > > This change comes from > > > > commit 353c409463ecba63c3a41a992d3f5fba935eada9 > > Author: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp> > > Date: Fri May 23 19:02:30 2008 +0000 > > > Ok, FUJITA Tomonori, please make sure a patch like the following goes > into the same trees that you submitted commit 353c409 to. > Also make sure to check b43legacy. I _guess_ you might have added > the same bug there.
Ah, sorry about the bug.
From a quick look, mainline needs the same fix too?
b43_dma_mapping_error calls unmap_descbuffer() on the failure, which assumes that ring->dev is set up properly.
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