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media: ccs: Add a sanity check for external clock frequency
authorSakari Ailus <sakari.ailus@linux.intel.com>
Thu, 8 Oct 2020 16:43:56 +0000 (18:43 +0200)
committerMauro Carvalho Chehab <mchehab+huawei@kernel.org>
Tue, 12 Jan 2021 16:52:31 +0000 (17:52 +0100)
commit2f23ecbf40c8c6572017a036505695e1c2ebb7c4
treedf1519dbeb1093330a5682ff34c01e82275f0db2
parent2fed6c84dc6fb9e374466d8a0ba86eb6ca7868f8
media: ccs: Add a sanity check for external clock frequency

The driver depends on the external clock frequency. Add a sanity check for
the frequency, by returning an error from probe if it's zero.

Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
drivers/media/i2c/ccs/ccs-core.c