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Date: Tue, 2 Oct 2012 16:49:34 -0700 From: Kees Cook <keescook@...omium.org> To: linux-kernel@...r.kernel.org Cc: Andrew Morton <akpm@...ux-foundation.org>, David Rientjes <rientjes@...gle.com>, Minchan Kim <minchan@...nel.org>, Joe Perches <joe@...ches.com>, Kautuk Consul <consul.kautuk@...il.com>, linux-mm@...ck.org, Brad Spengler <spender@...ecurity.net> Subject: [PATCH] mm: use %pK for /proc/vmallocinfo In the paranoid case of sysctl kernel.kptr_restrict=2, mask the kernel virtual addresses in /proc/vmallocinfo too. Reported-by: Brad Spengler <spender@...ecurity.net> Signed-off-by: Kees Cook <keescook@...omium.org> --- mm/vmalloc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/mm/vmalloc.c b/mm/vmalloc.c index 2bb90b1..9c871db 100644 --- a/mm/vmalloc.c +++ b/mm/vmalloc.c @@ -2572,7 +2572,7 @@ static int s_show(struct seq_file *m, void *p) { struct vm_struct *v = p; - seq_printf(m, "0x%p-0x%p %7ld", + seq_printf(m, "0x%pK-0x%pK %7ld", v->addr, v->addr + v->size, v->size); if (v->caller) -- 1.7.9.5 -- Kees Cook Chrome OS Security -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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