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Date:   Tue, 14 Apr 2020 16:46:17 -0700 (PDT)
From:   David Miller <>
Subject: Re: [PATCH] net/cxgb4: Check the return from t4_query_params

From: Jason Gunthorpe <>
Date: Tue, 14 Apr 2020 12:27:08 -0300

> From: Jason Gunthorpe <>
> Positive return values are also failures that don't set val,
> although this probably can't happen. Fixes gcc 10 warning:
> drivers/net/ethernet/chelsio/cxgb4/t4_hw.c: In function ‘t4_phy_fw_ver’:
> drivers/net/ethernet/chelsio/cxgb4/t4_hw.c:3747:14: warning: ‘val’ may be used uninitialized in this function [-Wmaybe-uninitialized]
>  3747 |  *phy_fw_ver = val;
> Fixes: 01b6961410b7 ("cxgb4: Add PHY firmware support for T420-BT cards")
> Signed-off-by: Jason Gunthorpe <>

Applied, thanks.

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