Fix some kernel-doc warnings

Fix 'make htmldocs' warnings:

  Warning(/include/linux/hrtimer.h:153): No description found for parameter 'clockid'
  Warning(/include/linux/device.h:604): Excess struct/union/enum/typedef member 'of_match' description in 'device'
  Warning(/include/net/sock.h:349): Excess struct/union/enum/typedef member 'sk_rmem_alloc' description in 'sock'
Signed-off-by: Vitaliy Ivanov <vitalivanov@gmail.com>
Acked-by: Grant Likely <grant.likely@secretlab.ca>
Acked-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

include/linux/device.h

@@ -530,7 +530,6 @@ struct device_dma_parameters {
  * @dma_mem:	Internal for coherent mem override.
  * @archdata:	For arch-specific additions.
  * @of_node:	Associated device tree node.
- * @of_match:	Matching of_device_id from driver.
  * @devt:	For creating the sysfs "dev".
  * @devres_lock: Spinlock to protect the resource of the device.
  * @devres_head: The resources list of the device.

include/linux/hrtimer.h

@@ -135,6 +135,7 @@ struct hrtimer_sleeper {
  * @cpu_base:		per cpu clock base
  * @index:		clock type index for per_cpu support when moving a
  *			timer to a base on another cpu.
+ * @clockid:		clock id for per_cpu support
  * @active:		red black tree root node for the active timers
  * @resolution:		the resolution of the clock, in nanoseconds
  * @get_time:		function to retrieve the current time of the clock

include/net/sock.h

@@ -178,7 +178,6 @@ struct sock_common {
   *	@sk_dst_cache: destination cache
   *	@sk_dst_lock: destination cache lock
   *	@sk_policy: flow policy
-  *	@sk_rmem_alloc: receive queue bytes committed
   *	@sk_receive_queue: incoming packets
   *	@sk_wmem_alloc: transmit queue bytes committed
   *	@sk_write_queue: Packet sending queue