Messages in this thread Patch in this message | | | Subject | [PATCH] kmemleak: change /sys/kernel/debug/kmemleak permissions from 0444 to 0644 | From | Konstantin Khlebnikov <> | Date | Fri, 06 Oct 2017 14:39:25 +0300 |
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Kmemleak could be tweaked in runtime by writing commands into debugfs file. Root anyway can use it, but without write-bit this interface isn't obvious.
Signed-off-by: Konstantin Khlebnikov <khlebnikov@yandex-team.ru> --- mm/kmemleak.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/mm/kmemleak.c b/mm/kmemleak.c index 7780cd83a495..fca3452e56c1 100644 --- a/mm/kmemleak.c +++ b/mm/kmemleak.c @@ -2104,7 +2104,7 @@ static int __init kmemleak_late_init(void) return -ENOMEM; } - dentry = debugfs_create_file("kmemleak", S_IRUGO, NULL, NULL, + dentry = debugfs_create_file("kmemleak", 0644, NULL, NULL, &kmemleak_fops); if (!dentry) pr_warn("Failed to create the debugfs kmemleak file\n");
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