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Date: Sun, 09 Sep 2012 23:43:13 +0100 From: Ben Hutchings <ben@...adent.org.uk> To: linux-kernel@...r.kernel.org, stable@...r.kernel.org Cc: torvalds@...ux-foundation.org, akpm@...ux-foundation.org, alan@...rguk.ukuu.org.uk, Tony Luck <tony.luck@...el.com>, Theodore Tso <tytso@....edu> Subject: [ 83/95] dmi: Feed DMI table to /dev/random driver 3.2-stable review patch. If anyone has any objections, please let me know. ------------------ From: Tony Luck <tony.luck@...el.com> commit d114a33387472555188f142ed8e98acdb8181c6d upstream. Send the entire DMI (SMBIOS) table to the /dev/random driver to help seed its pools. Signed-off-by: Tony Luck <tony.luck@...el.com> Signed-off-by: Theodore Ts'o <tytso@....edu> Signed-off-by: Ben Hutchings <ben@...adent.org.uk> --- drivers/firmware/dmi_scan.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/firmware/dmi_scan.c b/drivers/firmware/dmi_scan.c index 153980b..b298158 100644 --- a/drivers/firmware/dmi_scan.c +++ b/drivers/firmware/dmi_scan.c @@ -6,6 +6,7 @@ #include <linux/dmi.h> #include <linux/efi.h> #include <linux/bootmem.h> +#include <linux/random.h> #include <asm/dmi.h> /* @@ -111,6 +112,8 @@ static int __init dmi_walk_early(void (*decode)(const struct dmi_header *, dmi_table(buf, dmi_len, dmi_num, decode, NULL); + add_device_randomness(buf, dmi_len); + dmi_iounmap(buf, dmi_len); return 0; } -- 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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