V4L/DVB (4990): Cpia2/cpia2_usb.c: fix error-path leak
V4L/DVB (4990): Cpia2/cpia2_usb.c: fix error-path leak

Free previously allocated memory (in array elements) if kmalloc() returns
NULL in submit_urbs().

Signed-off-by: Amit Choudhary <b18b4f6a88da74502cbf4d7a5a9079e1a990ede3@gmail.com>
Signed-off-by: Andrew Morton <5c1e68b099950c134891f0b6e179498a8ebe9cf9@osdl.org>
Signed-off-by: Mauro Carvalho Chehab <ad86ba2154032c9f55743a190faa2459a9d61d42@infradead.org>

KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas