The patch titled
Subject: uuid: use prandom_bytes()
has been added to the -mm tree. Its filename is
uuid-use-prandom_bytes.patch
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------------------------------------------------------
From: Akinobu Mita <akinobu.mita@xxxxxxxxx>
Subject: uuid: use prandom_bytes()
Use prandom_bytes() to generate 16 bytes of pseudo-random bytes.
Signed-off-by: Akinobu Mita <akinobu.mita@xxxxxxxxx>
Cc: "Theodore Ts'o" <tytso@xxxxxxx>
Cc: Huang Ying <ying.huang@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
lib/uuid.c | 8 +-------
1 file changed, 1 insertion(+), 7 deletions(-)
diff -puN lib/uuid.c~uuid-use-prandom_bytes lib/uuid.c
--- a/lib/uuid.c~uuid-use-prandom_bytes
+++ a/lib/uuid.c
@@ -25,13 +25,7 @@
static void __uuid_gen_common(__u8 b[16])
{
- int i;
- u32 r;
-
- for (i = 0; i < 4; i++) {
- r = random32();
- memcpy(b + i * 4, &r, 4);
- }
+ prandom_bytes(b, 16);
/* reversion 0b10 */
b[8] = (b[8] & 0x3F) | 0x80;
}
_
Patches currently in -mm which might be from akinobu.mita@xxxxxxxxx are
linux-next.patch
raid6test-use-prandom_bytes.patch
uuid-use-prandom_bytes.patch
x86-pageattr-test-remove-srandom32-call.patch
x86-rename-random32-to-prandom_u32.patch
lib-rename-random32-to-prandom_u32.patch
mm-rename-random32-to-prandom_u32.patch
kernel-rename-random32-to-prandom_u32.patch
drbd-rename-random32-to-prandom_u32.patch
infiniband-rename-random32-to-prandom_u32.patch
mmc-rename-random32-to-prandom_u32.patch
video-uvesafb-rename-random32-to-prandom_u32.patch
xfs-rename-random32-to-prandom_u32.patch
uwb-rename-random32-to-prandom_u32.patch
lguest-rename-random32-to-prandom_u32.patch
scsi-rename-random32-to-prandom_u32.patch
drivers-net-rename-random32-to-prandom_u32.patch
net-sunrpc-rename-random32-to-prandom_u32.patch
net-sched-rename-random32-to-prandom_u32.patch
net-netfilter-rename-random32-to-prandom_u32.patch
net-core-rename-random32-to-prandom_u32.patch
net-core-remove-duplicate-statements-by-do-while-loop.patch
net-rename-random32-to-prandom.patch
remove-unused-random32-and-srandom32.patch
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