msm: camera: Enable interrupts before returning during Invalid Image mode.

Trinity fuzzling test node " /dev/msm_camera/config0 " detected this bug.
Steps to reproduce:
trinity -c ioctl -C 1 --dangerous -V /dev/msm_camera/config0
trinity -c ioctl -C 1 --dangerous -V /dev/msm_camera/config1

CRs-Fixed:649474
Change-Id: I7bcc460a51d76f74e1b95044aae50817d0a08529
Signed-off-by: Vijaya Kumar T M <vtmuni@codeaurora.org>
audio: Change to set the USB switch state correctly

 - Changes to set the USB switch after the stream is added and
the card is registered with the sound core.

Change-Id: I5ee4df25408f809051ac49c25662cebf283902b3
Signed-off-by: Shreyas Nagasandra Chandrasekhar <snagas@codeaurora.org>