* [PATCH] Trivial comment fix for the CRC ITU-T polynom
@ 2021-08-16 9:04 Roger Knecht
0 siblings, 0 replies; only message in thread
From: Roger Knecht @ 2021-08-16 9:04 UTC (permalink / raw)
To: Jiri Kosina; +Cc: linux-kernel, Roger Knecht
According to the CRC ITU-T V.41 spec the polynom is x^16 + x^12 + x^5 + 1.
Source: https://www.itu.int/rec/T-REC-V.41-198811-I/en
Signed-off-by: Roger Knecht <roger@norberthealth.com>
---
include/linux/crc-itu-t.h | 2 +-
lib/crc-itu-t.c | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/include/linux/crc-itu-t.h b/include/linux/crc-itu-t.h
index a4367051e192..2f991a427ade 100644
--- a/include/linux/crc-itu-t.h
+++ b/include/linux/crc-itu-t.h
@@ -4,7 +4,7 @@
*
* Implements the standard CRC ITU-T V.41:
* Width 16
- * Poly 0x1021 (x^16 + x^12 + x^15 + 1)
+ * Poly 0x1021 (x^16 + x^12 + x^5 + 1)
* Init 0
*/
diff --git a/lib/crc-itu-t.c b/lib/crc-itu-t.c
index 1974b355c148..56e6e0d63d1e 100644
--- a/lib/crc-itu-t.c
+++ b/lib/crc-itu-t.c
@@ -7,7 +7,7 @@
#include <linux/module.h>
#include <linux/crc-itu-t.h>
-/** CRC table for the CRC ITU-T V.41 0x1021 (x^16 + x^12 + x^15 + 1) */
+/** CRC table for the CRC ITU-T V.41 0x1021 (x^16 + x^12 + x^5 + 1) */
const u16 crc_itu_t_table[256] = {
0x0000, 0x1021, 0x2042, 0x3063, 0x4084, 0x50a5, 0x60c6, 0x70e7,
0x8108, 0x9129, 0xa14a, 0xb16b, 0xc18c, 0xd1ad, 0xe1ce, 0xf1ef,
--
2.17.1
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2021-08-16 9:04 [PATCH] Trivial comment fix for the CRC ITU-T polynom Roger Knecht
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