The quilt patch titled Subject: lib: remove error checking for debugfs_create_dir() has been removed from the -mm tree. Its filename was lib-remove-error-checking-for-debugfs_create_dir.patch This patch was dropped because it was merged into the mm-nonmm-stable branch of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm ------------------------------------------------------ From: Wang Ming <machel@xxxxxxxx> Subject: lib: remove error checking for debugfs_create_dir() Date: Thu, 13 Jul 2023 16:24:43 +0800 It is expected that most callers should _ignore_ the errors return by debugfs_create_dir() in err_inject_init(). Link: https://lkml.kernel.org/r/20230713082455.2415-1-machel@xxxxxxxx Signed-off-by: Wang Ming <machel@xxxxxxxx> Cc: Akinobu Mita <akinobu.mita@xxxxxxxxx> Cc: David Hildenbrand <david@xxxxxxxxxx> Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- lib/notifier-error-inject.c | 3 --- 1 file changed, 3 deletions(-) --- a/lib/notifier-error-inject.c~lib-remove-error-checking-for-debugfs_create_dir +++ a/lib/notifier-error-inject.c @@ -83,9 +83,6 @@ static int __init err_inject_init(void) notifier_err_inject_dir = debugfs_create_dir("notifier-error-inject", NULL); - if (!notifier_err_inject_dir) - return -ENOMEM; - return 0; } _ Patches currently in -mm which might be from machel@xxxxxxxx are