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authorJohan Hovold <johan@kernel.org>2017-03-16 17:13:55 +0100
committerJohan Hovold <johan@kernel.org>2017-03-28 11:14:12 +0200
commit6b0464c9d76bb6a3b192f6d518f7e5f510af72e8 (patch)
treefc2524469d07cc5a8255514cd3623fe98748d6b8 /drivers/dma
parentbc4c2c15cbfc3747d0c14f547beb5d46cbe43641 (diff)
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USB: serial: mxuport: add endpoint sanity check
Add an explicit sanity check to make sure we have the expected endpoints. This will provide a descriptive error message in case an expected endpoint is missing when probing. Note that the driver already gracefully fails to probe (albeit with a less descriptive error message) if a bulk-in endpoint is missing, and an attempt to write to a port whose device lack a bulk-out endpoint would fail with -ENODEV. Signed-off-by: Johan Hovold <johan@kernel.org>
Diffstat (limited to 'drivers/dma')
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