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Date: Wed, 04 Jun 2014 15:36:34 -0400 From: Jeff Moyer <jmoyer@...hat.com> To: Joe Lawrence <joe.lawrence@...atus.com> Cc: <linux-kernel@...r.kernel.org>, Jens Axboe <axboe@...nel.dk> Subject: Re: [PATCH v2 1/2] block,scsi: verify return pointer from blk_get_request Joe Lawrence <joe.lawrence@...atus.com> writes: > The blk-core dead queue checks introduce an error scenario to > blk_get_request that returns NULL if the request queue has been > shutdown. This affects the behavior for __GFP_WAIT callers, who should > verify the return value before dereferencing. > > Signed-off-by: Joe Lawrence <joe.lawrence@...atus.com> > Acked-by: Jiri Kosina <jkosina@...e.cz> [for pktdvd] > Acked-by: Jeff Moyer <jmoyer@...hat.com> > Reviewed-by: Jeff Moyer <jmoyer@...hat.com> Heh. Just reviewed by would be better. ;-) I'm sure Jens can sort that out. -Jeff -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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