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locking/lockdep: Correct the description error for check_redundant() 

If there is no matched result, check_redundant() will return BFS_RNOMATCH.

Signed-off-by: Xiongwei Song <sxwjean@gmail.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Reviewed-by: Boqun Feng <boqun.feng@gmail.com>
Link: https://lkml.kernel.org/r/20210618130230.123249-1-sxwjean@me.com
This commit is contained in:
Xiongwei Song 2021-06-18 21:02:30 +08:00 committed by Peter Zijlstra
parent bf22a69768
commit 0e8a89d49d
1 changed files with 1 additions and 1 deletions
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kernel/locking/lockdep.c
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@ -2829,7 +2829,7 @@ static inline bool usage_skip(struct lock_list *entry, void *mask)
* <target> or not. If it can, <src> -> <target> dependency is already * <target> or not. If it can, <src> -> <target> dependency is already
* in the graph. * in the graph.
* *
* Return BFS_RMATCH if it does, or BFS_RMATCH if it does not, return BFS_E* if * Return BFS_RMATCH if it does, or BFS_RNOMATCH if it does not, return BFS_E* if
* any error appears in the bfs search. * any error appears in the bfs search.
*/ */
static noinline enum bfs_result static noinline enum bfs_result