From: Greg KH <gre...@linuxfoundation.org>
3.0-stable review patch. If anyone has any objections, please let me know.
------------------
From: Tony Luck <tony.l...@intel.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.l...@intel.com>
Signed-off-by: Theodore Ts'o <ty...@mit.edu>
Signed-off-by: Greg Kroah-Hartman <gre...@linuxfoundation.org>
---
drivers/firmware/dmi_scan.c | 3 +++
1 file changed, 3 insertions(+)
--- 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 (*
dmi_table(buf, dmi_len, dmi_num, decode, NULL);
+ add_device_randomness(buf, dmi_len);
+
dmi_iounmap(buf, dmi_len);
return 0;
}
--
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