lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
Open Source and information security mailing list archives
| ||
|
Date: Tue, 1 Dec 2020 09:53:53 +0100 From: Greg Kroah-Hartman <gregkh@...uxfoundation.org> To: linux-kernel@...r.kernel.org Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>, stable@...r.kernel.org, Dan Murphy <dmurphy@...com>, Mario Huettel <mario.huettel@....net>, Sriram Dash <sriram.dash@...sung.com>, Marc Kleine-Budde <mkl@...gutronix.de>, Sasha Levin <sashal@...nel.org> Subject: [PATCH 4.19 48/57] can: m_can: fix nominal bitiming tseg2 min for version >= 3.1 From: Marc Kleine-Budde <mkl@...gutronix.de> [ Upstream commit e3409e4192535fbcc86a84b7a65d9351f46039ec ] At lest the revision 3.3.0 of the bosch m_can IP core specifies that valid register values for "Nominal Time segment after sample point (NTSEG2)" are from 1 to 127. As the hardware uses a value of one more than the programmed value, mean tseg2_min is 2. This patch fixes the tseg2_min value accordingly. Cc: Dan Murphy <dmurphy@...com> Cc: Mario Huettel <mario.huettel@....net> Acked-by: Sriram Dash <sriram.dash@...sung.com> Link: https://lore.kernel.org/r/20201124190751.3972238-1-mkl@pengutronix.de Fixes: b03cfc5bb0e1 ("can: m_can: Enable M_CAN version dependent initialization") Signed-off-by: Marc Kleine-Budde <mkl@...gutronix.de> Signed-off-by: Sasha Levin <sashal@...nel.org> --- drivers/net/can/m_can/m_can.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/can/m_can/m_can.c b/drivers/net/can/m_can/m_can.c index efaa342600c41..fbb970220c2d7 100644 --- a/drivers/net/can/m_can/m_can.c +++ b/drivers/net/can/m_can/m_can.c @@ -976,7 +976,7 @@ static const struct can_bittiming_const m_can_bittiming_const_31X = { .name = KBUILD_MODNAME, .tseg1_min = 2, /* Time segment 1 = prop_seg + phase_seg1 */ .tseg1_max = 256, - .tseg2_min = 1, /* Time segment 2 = phase_seg2 */ + .tseg2_min = 2, /* Time segment 2 = phase_seg2 */ .tseg2_max = 128, .sjw_max = 128, .brp_min = 1, -- 2.27.0
Powered by blists - more mailing lists