[PATCH v2] block: fix blk-core.c kernel-doc warning

[Randy Dunlap]

From: Randy Dunlap <rdunlap@xxxxxxxxxxxxx>

Fix kernel-doc warning in blk-core.c:

Warning(..//block/blk-core.c:1549): No description found for parameter 'same_queue_rq'

Signed-off-by: Randy Dunlap <rdunlap@xxxxxxxxxxxxx>
Cc: Jeff Moyer <jmoyer@xxxxxxxxxx>
Cc: Jens Axboe <axboe@xxxxxxxxx>
---
 block/blk-core.c |    3 +++
 1 file changed, 3 insertions(+)

--- lnx-43-rc7.orig/block/blk-core.c
+++ lnx-43-rc7/block/blk-core.c
@@ -1529,6 +1529,9 @@ bool bio_attempt_front_merge(struct requ
  * @q: request_queue new bio is being queued at
  * @bio: new bio being queued
  * @request_count: out parameter for number of traversed plugged requests
+ * @same_queue_rq: pointer to &struct request that gets filled in when
+ * another request associated with @q is found on the plug list
+ * (optional, may be %NULL)
  *
  * Determine whether @bio being queued on @q can be merged with a request
  * on %current's plugged list.  Returns %true if merge was successful,
--
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