DescriptionUSB: cdc-acm: fix deadlock in acm_tty_open
The mutex must be dropped before calling usb_autopm_interface_put,
else a concurrent call to acm_suspend will trigger a deadlock.
BUG=chrome-os-partner:3143
TEST=run power_Resume test in tight loops on Alex.
Signed-off-by: Vincent Palatin <vpalatin@chromium.org>
Committed: http://chrome-svn/viewvc/chromeos?view=rev&revision=e23a791
Patch Set 1 #
Messages
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