From 8788c6c2feb3600ba1a2f84ac5d258af4a284cea Mon Sep 17 00:00:00 2001 From: Atul Kumar Pant Date: Mon, 7 Aug 2023 17:48:34 +0530 Subject: locking/debug: Fix debugfs API return value checks to use IS_ERR() Update the checking of return values from debugfs_create_file() and debugfs_create_dir() to use IS_ERR(). Signed-off-by: Atul Kumar Pant Signed-off-by: Ingo Molnar Acked-by: Waiman Long Link: https://lore.kernel.org/r/20230807121834.7438-1-atulpant.linux@gmail.com --- kernel/locking/lock_events.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) (limited to 'kernel/locking') diff --git a/kernel/locking/lock_events.c b/kernel/locking/lock_events.c index fa2c2f951c6b..e68d82099558 100644 --- a/kernel/locking/lock_events.c +++ b/kernel/locking/lock_events.c @@ -146,7 +146,7 @@ static int __init init_lockevent_counts(void) struct dentry *d_counts = debugfs_create_dir(LOCK_EVENTS_DIR, NULL); int i; - if (!d_counts) + if (IS_ERR(d_counts)) goto out; /* @@ -159,14 +159,14 @@ static int __init init_lockevent_counts(void) for (i = 0; i < lockevent_num; i++) { if (skip_lockevent(lockevent_names[i])) continue; - if (!debugfs_create_file(lockevent_names[i], 0400, d_counts, - (void *)(long)i, &fops_lockevent)) + if (IS_ERR(debugfs_create_file(lockevent_names[i], 0400, d_counts, + (void *)(long)i, &fops_lockevent))) goto fail_undo; } - if (!debugfs_create_file(lockevent_names[LOCKEVENT_reset_cnts], 0200, + if (IS_ERR(debugfs_create_file(lockevent_names[LOCKEVENT_reset_cnts], 0200, d_counts, (void *)(long)LOCKEVENT_reset_cnts, - &fops_lockevent)) + &fops_lockevent))) goto fail_undo; return 0; -- cgit v1.2.3-58-ga151