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libcrc32c: remove crc32c_impl

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This was only ever used by btrfs, and the usage just went away.
This effectively reverts df91f56adc ("libcrc32c: Add crc32c_impl
function").

Acked-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Christoph Hellwig 2023-04-05 07:49:05 +02:00 committed by David Sterba
parent 6e7a367e1a
commit 7533583e12
2 changed files with 0 additions and 7 deletions
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1
include/linux/crc32c.h
View File

@ -5,7 +5,6 @@
#include <linux/types.h> #include <linux/types.h>
extern u32 crc32c(u32 crc, const void *address, unsigned int length); extern u32 crc32c(u32 crc, const void *address, unsigned int length);
extern const char *crc32c_impl(void);
/* This macro exists for backwards-compatibility. */ /* This macro exists for backwards-compatibility. */
#define crc32c_le crc32c #define crc32c_le crc32c

6
lib/libcrc32c.c
View File

@ -65,12 +65,6 @@ static void __exit libcrc32c_mod_fini(void)
crypto_free_shash(tfm); crypto_free_shash(tfm);
} }
const char *crc32c_impl(void)
{
return crypto_shash_driver_name(tfm);
}
EXPORT_SYMBOL(crc32c_impl);
module_init(libcrc32c_mod_init); module_init(libcrc32c_mod_init);
module_exit(libcrc32c_mod_fini); module_exit(libcrc32c_mod_fini);