linux-kernel - Re: [PATCH 3/3 net] dmaengine: ti: k3-udma-glue: clean up k3_udma_glue_tx_get

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Date:   Tue, 26 Sep 2023 21:46:32 +0300
From:   Roger Quadros <rogerq@...nel.org>
To:     Dan Carpenter <dan.carpenter@...aro.org>,
        Peter Ujfalusi <peter.ujfalusi@...il.com>
Cc:     Vinod Koul <vkoul@...nel.org>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        Siddharth Vadapalli <s-vadapalli@...com>,
        Grygorii Strashko <grygorii.strashko@...com>,
        MD Danish Anwar <danishanwar@...com>,
        Andrew Lunn <andrew@...n.ch>,
        Vignesh Raghavendra <vigneshr@...com>,
        dmaengine@...r.kernel.org, linux-kernel@...r.kernel.org,
        netdev@...r.kernel.org, kernel-janitors@...r.kernel.org
Subject: Re: [PATCH 3/3 net] dmaengine: ti: k3-udma-glue: clean up
 k3_udma_glue_tx_get_irq() return



On 26/09/2023 17:06, Dan Carpenter wrote:
> The k3_udma_glue_tx_get_irq() function currently returns negative error
> codes on error, zero on error and positive values for success.  This
> complicates life for the callers who need to propagate the error code.
> Also GCC will not warn about unsigned comparisons when you check:
> 
> 	if (unsigned_irq <= 0)
> 
> All the callers have been fixed now but let's just make this easy going
> forward.
> 
> Signed-off-by: Dan Carpenter <dan.carpenter@...aro.org>

Reviewed-by: Roger Quadros <rogerq@...nel.org>