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author | Luck, Tony <tony.luck@intel.com> | 2011-11-16 10:50:56 -0800 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-11-17 11:42:54 -0200 |
commit | bd29e568a4cb6465f6e5ec7c1c1f3ae7d99cbec1 (patch) | |
tree | 1180a6d21950f2cd11992c724f5554c333dd2ee0 /drivers/char | |
parent | 869f8dfa52295e75e043af618e47305e4b109bc1 (diff) | |
download | linux-bd29e568a4cb6465f6e5ec7c1c1f3ae7d99cbec1.tar.gz linux-bd29e568a4cb6465f6e5ec7c1c1f3ae7d99cbec1.tar.bz2 linux-bd29e568a4cb6465f6e5ec7c1c1f3ae7d99cbec1.zip |
fix typo/thinko in get_random_bytes()
If there is an architecture-specific random number generator we use it
to acquire randomness one "long" at a time. We should put these random
words into consecutive words in the result buffer - not just overwrite
the first word again and again.
Signed-off-by: Tony Luck <tony.luck@intel.com>
Acked-by: H. Peter Anvin <hpa@zytor.com>
Acked-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/char')
-rw-r--r-- | drivers/char/random.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/char/random.c b/drivers/char/random.c index 63e19ba56bbe..6035ab8d5ef7 100644 --- a/drivers/char/random.c +++ b/drivers/char/random.c @@ -941,7 +941,7 @@ void get_random_bytes(void *buf, int nbytes) if (!arch_get_random_long(&v)) break; - memcpy(buf, &v, chunk); + memcpy(p, &v, chunk); p += chunk; nbytes -= chunk; } |