driver: gpu: drm: i915: remove cast for kzalloc return value
driver: gpu: drm: i915: remove cast for kzalloc return value

remove cast for kzalloc return value.

Signed-off-by: Zhang Yanfei <534d7ac402faa9bfcaa7a720189a515766d4eb1f@cn.fujitsu.com>
Cc: Andrew Morton <5c1e68b099950c134891f0b6e179498a8ebe9cf9@linux-foundation.org>
Cc: David Airlie <f2295d84e358395675bc8031be58672073ae065e@linux.ie>
Cc: e29a046d56d20477d35c94c7163db1056870c39f@lists.freedesktop.org
Signed-off-by: Jiri Kosina <ed58f755cc8caaf10c3e8c731a8b86fb8f13d6cb@suse.cz>

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