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linux-next/drivers/ptp
Yangbo Lu f51d7bf1db ptp_qoriq: fix overflow in ptp_qoriq_adjfine() u64 calcalation
Current calculation for diff of TMR_ADD register value may have
64-bit overflow in this code line, when long type scaled_ppm is
large.

adj *= scaled_ppm;

This patch is to resolve it by using mul_u64_u64_div_u64().

Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2021-03-24 12:10:03 -07:00
..
idt8a340_reg.h ptp: ptp_clockmatrix: Add wait_for_sys_apll_dpll_lock. 2021-02-17 13:49:25 -08:00
Kconfig ptp: ptp_ines: prevent build when HAS_IOMEM is not set 2021-01-06 16:17:23 -08:00
Makefile ptp: Add clock driver for the OpenCompute TimeCard. 2020-12-05 13:59:41 -08:00
ptp_chardev.c ptp: only allow phase values lower than 1 period 2020-08-05 12:06:44 -07:00
ptp_clock.c ptp_clock: Let the ADJ_OFFSET interface respect the ADJ_NANO flag for PHC devices. 2020-05-25 17:55:17 -07:00
ptp_clockmatrix.c ptp: ptp_clockmatrix: clean-up - parenthesis around a == b are unnecessary 2021-02-17 13:49:26 -08:00
ptp_clockmatrix.h ptp: ptp_clockmatrix: Remove unused header declarations. 2021-02-17 13:49:25 -08:00
ptp_dte.c ptp: ptp_dte: use devm_platform_ioremap_resource() to simplify code 2019-10-10 16:21:13 -07:00
ptp_idt82p33.c ptp: idt82p33: optimize _idt82p33_adjfine 2020-11-07 13:10:31 -08:00
ptp_idt82p33.h ptp: idt82p33: use i2c_master_send for bus write 2020-11-07 13:10:27 -08:00
ptp_ines.c ptp: ptp_ines: use new PTP_MSGTYPE_* define(s) 2020-11-23 13:43:39 -08:00
ptp_kvm.c ptp_kvm: Make kvm_ptp_lock static 2020-04-20 11:02:56 -07:00
ptp_ocp.c ptp: Add clock driver for the OpenCompute TimeCard. 2020-12-05 13:59:41 -08:00
ptp_pch.c ptp_pch: use generic power management 2020-06-25 12:35:44 -07:00
ptp_private.h ptp: fix the race between the release of ptp_clock and cdev 2019-12-30 20:19:27 -08:00
ptp_qoriq_debugfs.c ptp_qoriq: add little enadian support 2019-02-12 12:58:48 -05:00
ptp_qoriq.c ptp_qoriq: fix overflow in ptp_qoriq_adjfine() u64 calcalation 2021-03-24 12:10:03 -07:00
ptp_sysfs.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 61 2019-05-24 17:36:45 +02:00
ptp_vmw.c ptp: add VMware virtual PTP clock driver 2020-03-05 17:25:07 -08:00