Messages in this thread | | | From | Michael Buesch <> | Subject | Re: BUG: NULL pointer dereference at 00000000 -- IP: [<f8e783d5>] :b43:b43_dma_mapping_error+0x16/0x155 | Date | Wed, 11 Jun 2008 12:05:10 +0200 |
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On Wednesday 11 June 2008 02:58:44 FUJITA Tomonori wrote: > 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.
Yeah ok. That's an unlikely error path. The new bug is in the main path which will always trigger.
Next time please send _any_ patch for review to me and to the wireless list. Please tell me which trees this bug has been merged to. Is it already in Linus' tree?
-- Greetings Michael.
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