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authorLinus Torvalds <torvalds@woody.linux-foundation.org>2007-11-09 18:19:54 -0500
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-11-09 18:19:54 -0500
commitcb834e7cc0e8b223386f219c1d1986846c87c55f (patch)
tree09d0dcfa4dfe2693266bb712e6ef2bb9e064b69a
parent4c31c30302358ce1d253f915a064722db33c2114 (diff)
parentef19454bd437b2ba14c9cda1de85debd9f383484 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6: [LIB] crc32c: Keep intermediate crc state in cpu order
-rw-r--r--lib/libcrc32c.c7
1 files changed, 2 insertions, 5 deletions
diff --git a/lib/libcrc32c.c b/lib/libcrc32c.c
index 802f11f0bf5b..b5c3287d8ea4 100644
--- a/lib/libcrc32c.c
+++ b/lib/libcrc32c.c
@@ -33,7 +33,6 @@
33#include <linux/crc32c.h> 33#include <linux/crc32c.h>
34#include <linux/compiler.h> 34#include <linux/compiler.h>
35#include <linux/module.h> 35#include <linux/module.h>
36#include <asm/byteorder.h>
37 36
38MODULE_AUTHOR("Clay Haapala <chaapala@cisco.com>"); 37MODULE_AUTHOR("Clay Haapala <chaapala@cisco.com>");
39MODULE_DESCRIPTION("CRC32c (Castagnoli) calculations"); 38MODULE_DESCRIPTION("CRC32c (Castagnoli) calculations");
@@ -161,15 +160,13 @@ static const u32 crc32c_table[256] = {
161 */ 160 */
162 161
163u32 __pure 162u32 __pure
164crc32c_le(u32 seed, unsigned char const *data, size_t length) 163crc32c_le(u32 crc, unsigned char const *data, size_t length)
165{ 164{
166 u32 crc = __cpu_to_le32(seed);
167
168 while (length--) 165 while (length--)
169 crc = 166 crc =
170 crc32c_table[(crc ^ *data++) & 0xFFL] ^ (crc >> 8); 167 crc32c_table[(crc ^ *data++) & 0xFFL] ^ (crc >> 8);
171 168
172 return __le32_to_cpu(crc); 169 return crc;
173} 170}
174 171
175#endif /* CRC_LE_BITS == 8 */ 172#endif /* CRC_LE_BITS == 8 */