diff options
-rw-r--r-- | drivers/char/random.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/char/random.c b/drivers/char/random.c index 8e329a0f859a..84212ed5d091 100644 --- a/drivers/char/random.c +++ b/drivers/char/random.c | |||
@@ -295,7 +295,7 @@ | |||
295 | * To allow fractional bits to be tracked, the entropy_count field is | 295 | * To allow fractional bits to be tracked, the entropy_count field is |
296 | * denominated in units of 1/8th bits. | 296 | * denominated in units of 1/8th bits. |
297 | * | 297 | * |
298 | * 2*(ENTROPY_SHIFT + log2(poolbits)) must <= 31, or the multiply in | 298 | * 2*(ENTROPY_SHIFT + poolbitshift) must <= 31, or the multiply in |
299 | * credit_entropy_bits() needs to be 64 bits wide. | 299 | * credit_entropy_bits() needs to be 64 bits wide. |
300 | */ | 300 | */ |
301 | #define ENTROPY_SHIFT 3 | 301 | #define ENTROPY_SHIFT 3 |
@@ -360,8 +360,8 @@ static int random_write_wakeup_bits = 28 * OUTPUT_POOL_WORDS; | |||
360 | * irreducible, which we have made here. | 360 | * irreducible, which we have made here. |
361 | */ | 361 | */ |
362 | static const struct poolinfo { | 362 | static const struct poolinfo { |
363 | int poolbitshift, poolwords, poolbytes, poolbits, poolfracbits; | 363 | int poolbitshift, poolwords, poolbytes, poolfracbits; |
364 | #define S(x) ilog2(x)+5, (x), (x)*4, (x)*32, (x) << (ENTROPY_SHIFT+5) | 364 | #define S(x) ilog2(x)+5, (x), (x)*4, (x) << (ENTROPY_SHIFT+5) |
365 | int tap1, tap2, tap3, tap4, tap5; | 365 | int tap1, tap2, tap3, tap4, tap5; |
366 | } poolinfo_table[] = { | 366 | } poolinfo_table[] = { |
367 | /* was: x^128 + x^103 + x^76 + x^51 +x^25 + x + 1 */ | 367 | /* was: x^128 + x^103 + x^76 + x^51 +x^25 + x + 1 */ |