5.15-stable review patch. If anyone has any objections, please let me know.
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From: Claudiu Beznea claudiu.beznea.uj@bp.renesas.com
[ Upstream commit eac16a733427ba0de2449ffc7bd3da32ddb65cb7 ]
In case ravb_phy_start() returns with error the settings applied in ravb_dmac_init() are not reverted (e.g. config mode). For this call ravb_stop_dma() on failure path of ravb_open().
Fixes: a0d2f20650e8 ("Renesas Ethernet AVB PTP clock driver") Reviewed-by: Sergey Shtylyov s.shtylyov@omp.ru Signed-off-by: Claudiu Beznea claudiu.beznea.uj@bp.renesas.com Signed-off-by: Paolo Abeni pabeni@redhat.com Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/net/ethernet/renesas/ravb_main.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/net/ethernet/renesas/ravb_main.c b/drivers/net/ethernet/renesas/ravb_main.c index 5cdc7bc63e267..1212a9b4822b3 100644 --- a/drivers/net/ethernet/renesas/ravb_main.c +++ b/drivers/net/ethernet/renesas/ravb_main.c @@ -1472,6 +1472,7 @@ static int ravb_open(struct net_device *ndev) /* Stop PTP Clock driver */ if (info->gptp) ravb_ptp_stop(ndev); + ravb_stop_dma(ndev); out_free_irq_mgmta: if (!info->multi_irqs) goto out_free_irq;