diff options
| author | Mathis Marion <mathis.marion@silabs.com> | 2023-12-19 14:11:54 +0100 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2023-12-29 12:22:26 -0800 |
| commit | 90ca22513ed5d7cf546c7c8d35a03ec2a2f5c87e (patch) | |
| tree | 851c4174a65f2e67eb709d0f04319969fde7959d /include/linux/crc-ccitt.h | |
| parent | bc09d1dea84efaff022c09b9c5175b2a75553006 (diff) | |
lib: crc_ccitt_false() is identical to crc_itu_t()
crc_ccitt_false() was introduced in commit 0d85adb5fbd33 ("lib/crc-ccitt:
Add CCITT-FALSE CRC16 variant"), but it is redundant with crc_itu_t().
Since the latter is more used, it is the one being kept.
Link: https://lkml.kernel.org/r/20231219131154.748577-1-Mathis.Marion@silabs.com
Signed-off-by: Mathis Marion <mathis.marion@silabs.com>
Cc: Andrey Smirnov <andrew.smirnov@gmail.com>
Cc: Andrey Vostrikov <andrey.vostrikov@cogentembedded.com>
Cc: Jérôme Pouiller <jerome.pouiller@silabs.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'include/linux/crc-ccitt.h')
| -rw-r--r-- | include/linux/crc-ccitt.h | 7 |
1 files changed, 0 insertions, 7 deletions
diff --git a/include/linux/crc-ccitt.h b/include/linux/crc-ccitt.h index 72c92c396bb8..cd4f420231ba 100644 --- a/include/linux/crc-ccitt.h +++ b/include/linux/crc-ccitt.h @@ -5,19 +5,12 @@ #include <linux/types.h> extern u16 const crc_ccitt_table[256]; -extern u16 const crc_ccitt_false_table[256]; extern u16 crc_ccitt(u16 crc, const u8 *buffer, size_t len); -extern u16 crc_ccitt_false(u16 crc, const u8 *buffer, size_t len); static inline u16 crc_ccitt_byte(u16 crc, const u8 c) { return (crc >> 8) ^ crc_ccitt_table[(crc ^ c) & 0xff]; } -static inline u16 crc_ccitt_false_byte(u16 crc, const u8 c) -{ - return (crc << 8) ^ crc_ccitt_false_table[(crc >> 8) ^ c]; -} - #endif /* _LINUX_CRC_CCITT_H */ |