i2c: sun6i-p2wi: Prevent potential division by zero
authorAxel Lin <axel.lin@ingics.com>
Wed, 13 Apr 2016 00:54:30 +0000 (08:54 +0800)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Tue, 28 Nov 2023 17:19:46 +0000 (17:19 +0000)
commita5a583fbb002ae8115f53f8ec364f22c7aa40442
tree90fce5fa20620b6f442bd71825dbe542dbdf60e5
parentbd62916b7a72c09fde12fcd0199906051fb9ed76
i2c: sun6i-p2wi: Prevent potential division by zero

[ Upstream commit 5ac61d26b8baff5b2e5a9f3dc1ef63297e4b53e7 ]

Make sure we don't OOPS in case clock-frequency is set to 0 in a DT. The
variable set here is later used as a divisor.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Acked-by: Boris Brezillon <boris.brezillon@free-electrons.com>
Signed-off-by: Wolfram Sang <wsa@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
drivers/i2c/busses/i2c-sun6i-p2wi.c