[tip: locking/core] locking/lockdep: Cleanup the repeated declaration

[tip-bot2 for Shaokun Zhang]

The following commit has been merged into the locking/core branch of tip:

Commit-ID:     f7427ba5ce9c5438ad392b6cbcc4ca8a0487d7e7
Gitweb:        https://git.kernel.org/tip/f7427ba5ce9c5438ad392b6cbcc4ca8a0487d7e7
Author:        Shaokun Zhang <zhangshaokun@xxxxxxxxxxxxx>
AuthorDate:    Wed, 25 Aug 2021 15:07:04 +08:00
Committer:     Peter Zijlstra <peterz@xxxxxxxxxxxxx>
CommitterDate: Fri, 17 Sep 2021 15:08:45 +02:00

locking/lockdep: Cleanup the repeated declaration

'struct task_struct' has been decleared twice, so keep the top one and
cleanup the repeated one.

Signed-off-by: Shaokun Zhang <zhangshaokun@xxxxxxxxxxxxx>
Signed-off-by: Peter Zijlstra (Intel) <peterz@xxxxxxxxxxxxx>
Link: https://lkml.kernel.org/r/1629875224-32751-1-git-send-email-zhangshaokun@xxxxxxxxxxxxx
---
 include/linux/debug_locks.h | 2 --
 1 file changed, 2 deletions(-)

diff --git a/include/linux/debug_locks.h b/include/linux/debug_locks.h
index 3f49e65..dbb409d 100644
--- a/include/linux/debug_locks.h
+++ b/include/linux/debug_locks.h
@@ -47,8 +47,6 @@ extern int debug_locks_off(void);
 # define locking_selftest()	do { } while (0)
 #endif
 
-struct task_struct;
-
 #ifdef CONFIG_LOCKDEP
 extern void debug_show_all_locks(void);
 extern void debug_show_held_locks(struct task_struct *task);