USB: serial: ssu100: fix control-message error handling

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commit 1eac5c244f upstream.

Make sure to detect short control-message transfers rather than continue
with zero-initialised data when retrieving modem status and during
device initialisation.

Fixes: 52af954599 ("USB: add USB serial ssu100 driver")
Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Johan Hovold <johan@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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Johan Hovold 2017-01-12 14:56:22 +01:00 • committed by Greg Kroah-Hartman

parent 9ca3010675

commit 4d32e36d62

1 changed files with 24 additions and 7 deletions

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drivers/usb/serial/ssu100.c

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