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authorKrzysztof Kozlowski <krzk@kernel.org>2018-07-17 18:05:39 +0200
committerHerbert Xu <herbert@gondor.apana.org.au>2018-07-27 19:16:37 +0800
commit5d258b48efbd0e28d9d0b5dc31de21050608e351 (patch)
tree3a1db84a2396477b7e07c0c598b0edeafd56e3a4 /drivers/net/ethernet/apple
parentcrypto: stm32_crc32 - Use existing define with polynomial (diff)
downloadlinux-dev-5d258b48efbd0e28d9d0b5dc31de21050608e351.tar.xz
linux-dev-5d258b48efbd0e28d9d0b5dc31de21050608e351.zip
net: ethernet: 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>
Diffstat (limited to 'drivers/net/ethernet/apple')
-rw-r--r--drivers/net/ethernet/apple/bmac.c8
1 files changed, 2 insertions, 6 deletions
diff --git a/drivers/net/ethernet/apple/bmac.c b/drivers/net/ethernet/apple/bmac.c
index 5a655d289dd5..024998d6d8c6 100644
--- a/drivers/net/ethernet/apple/bmac.c
+++ b/drivers/net/ethernet/apple/bmac.c
@@ -19,6 +19,7 @@
#include <linux/init.h>
#include <linux/spinlock.h>
#include <linux/crc32.h>
+#include <linux/crc32poly.h>
#include <linux/bitrev.h>
#include <linux/ethtool.h>
#include <linux/slab.h>
@@ -37,11 +38,6 @@
#define trunc_page(x) ((void *)(((unsigned long)(x)) & ~((unsigned long)(PAGE_SIZE - 1))))
#define round_page(x) trunc_page(((unsigned long)(x)) + ((unsigned long)(PAGE_SIZE - 1)))
-/*
- * CRC polynomial - used in working out multicast filter bits.
- */
-#define ENET_CRCPOLY 0x04c11db7
-
/* switch to use multicast code lifted from sunhme driver */
#define SUNHME_MULTICAST
@@ -838,7 +834,7 @@ crc416(unsigned int curval, unsigned short nxtval)
next = next >> 1;
/* do the XOR */
- if (high_crc_set ^ low_data_set) cur = cur ^ ENET_CRCPOLY;
+ if (high_crc_set ^ low_data_set) cur = cur ^ CRC32_POLY_BE;
}
return cur;
}