Messages in this thread | | | From | Ondrej Zary <> | Subject | Re: [PATCH 1/3] dl2k: Handle memory allocation errors in alloc_list | Date | Wed, 18 Nov 2015 09:10:40 +0100 |
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On Tuesday 17 November 2015, Francois Romieu wrote: > Ondrej Zary <linux@rainbow-software.org> : > > If memory allocation fails in alloc_list(), free the already allocated > > memory and return -ENODEV. In rio_open(), call alloc_list() first and > > abort if it fails. Move HW access (set RFDListPtr) out ot alloc_list(). > > > > Signed-off-by: Ondrej Zary <linux@rainbow-software.org> > > ENODEV vs ENOMEM aside, it's ok with me.
Will fix the description in v2.
> The driver may avoid depleting the receive ring when > netdev_alloc_skb_ip_align fails in receive_packet (drop and increase > stats->rx_dropped). > > Then you may replace the pci_* dma helpers with the plain dma_* ones (they > can fail). > > And perform a plain napi conversion.
NAPI is on the todo list. Thanks for suggestions.
-- Ondrej Zary
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