parisc: Hide virtual kernel memory layout
For security reasons do not expose the virtual kernel memory layout to userspace. Signed-off-by: Helge Deller <deller@gmx.de> Suggested-by: Kees Cook <keescook@chromium.org> Cc: stable@vger.kernel.org # 4.15 Reviewed-by: Kees Cook <keescook@chromium.org>
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@ -629,7 +629,12 @@ void __init mem_init(void)
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#endif
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mem_init_print_info(NULL);
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#ifdef CONFIG_DEBUG_KERNEL /* double-sanity-check paranoia */
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#if 0
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/*
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* Do not expose the virtual kernel memory layout to userspace.
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* But keep code for debugging purposes.
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*/
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printk("virtual kernel memory layout:\n"
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" vmalloc : 0x%px - 0x%px (%4ld MB)\n"
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" memory : 0x%px - 0x%px (%4ld MB)\n"
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