Re: [PATCH net] net: systemport: fix potential memory leak in bcm_sysport_xmit()

From: Jakub Kicinski
Date: Tue Oct 15 2024 - 15:54:43 EST


On Tue, 15 Oct 2024 11:07:29 -0700 Florian Fainelli wrote:
> >> Since we already have a private counter tracking DMA mapping errors, I
> >> would follow what the driver does elsewhere in the transmit path,
> >> especially what bcm_sysport_insert_tsb() does, and just use
> >> dev_consume_skb_any() here.
> >
> > Are you saying that if the packet drop is accounted is some statistics
> > we should not inform drop monitor about it? 🤔️
> > That wasn't my understanding of kfree_skb vs consume_skb..
>
> Yes that's my reasoning here, now given that we have had packet drops on
> transmit that took forever to track down, maybe I better retract that
> statement and go with v1.

Sounds good, we can apply v1. Would you like to ack/review here?