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lib: Use existing define with polynomial

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Do not define again the polynomial but use header with existing define.

Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Krzysztof Kozlowski 2018-07-17 18:05:41 +02:00 committed by Herbert Xu
parent 9ecdb98419
commit faa16bc404
2 changed files with 4 additions and 2 deletions
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3
lib/decompress_bunzip2.c
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@ -51,6 +51,7 @@
#endif /* STATIC */ #endif /* STATIC */
#include <linux/decompress/mm.h> #include <linux/decompress/mm.h>
#include <linux/crc32poly.h>
#ifndef INT_MAX #ifndef INT_MAX
#define INT_MAX 0x7fffffff #define INT_MAX 0x7fffffff
@ -654,7 +655,7 @@ static int INIT start_bunzip(struct bunzip_data **bdp, void *inbuf, long len,
for (i = 0; i < 256; i++) { for (i = 0; i < 256; i++) {
c = i << 24; c = i << 24;
for (j = 8; j; j--) for (j = 8; j; j--)
c = c&0x80000000 ? (c << 1)^0x04c11db7 : (c << 1); c = c&0x80000000 ? (c << 1)^(CRC32_POLY_BE) : (c << 1);
bd->crc32Table[i] = c; bd->crc32Table[i] = c;
} }

3
lib/xz/xz_crc32.c
View file

@ -15,6 +15,7 @@
* but they are bigger and use more memory for the lookup table. * but they are bigger and use more memory for the lookup table.
*/ */
#include <linux/crc32poly.h>
#include "xz_private.h" #include "xz_private.h"
/* /*
@ -29,7 +30,7 @@ STATIC_RW_DATA uint32_t xz_crc32_table[256];
XZ_EXTERN void xz_crc32_init(void) XZ_EXTERN void xz_crc32_init(void)
{ {
const uint32_t poly = 0xEDB88320; const uint32_t poly = CRC32_POLY_LE;
uint32_t i; uint32_t i;
uint32_t j; uint32_t j;