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authorKrzysztof Kozlowski <krzk@kernel.org>2018-07-17 18:05:41 +0200
committerHerbert Xu <herbert@gondor.apana.org.au>2018-07-27 19:16:38 +0800
commitfaa16bc404d72a5afb857c924c83a5f691f83386 (patch)
tree648913f535f4daffbbad1d7ad3a03c30d5952076
parent9ecdb984195378be87e185c2dee80129c5cbf140 (diff)
lib: Use existing define with polynomial
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>
-rw-r--r--lib/decompress_bunzip2.c3
-rw-r--r--lib/xz/xz_crc32.c3
2 files changed, 4 insertions, 2 deletions
diff --git a/lib/decompress_bunzip2.c b/lib/decompress_bunzip2.c
index 0234361b24b8..7c4932eed748 100644
--- a/lib/decompress_bunzip2.c
+++ b/lib/decompress_bunzip2.c
@@ -51,6 +51,7 @@
#endif /* STATIC */
#include <linux/decompress/mm.h>
+#include <linux/crc32poly.h>
#ifndef INT_MAX
#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++) {
c = i << 24;
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;
}
diff --git a/lib/xz/xz_crc32.c b/lib/xz/xz_crc32.c
index 34532d14fd4c..25a5d87e2e4c 100644
--- a/lib/xz/xz_crc32.c
+++ b/lib/xz/xz_crc32.c
@@ -15,6 +15,7 @@
* but they are bigger and use more memory for the lookup table.
*/
+#include <linux/crc32poly.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)
{
- const uint32_t poly = 0xEDB88320;
+ const uint32_t poly = CRC32_POLY_LE;
uint32_t i;
uint32_t j;