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-rw-r--r--include/linux/can/length.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/linux/can/length.h b/include/linux/can/length.h
index 156b9d17969a..b2313b2a0b02 100644
--- a/include/linux/can/length.h
+++ b/include/linux/can/length.h
@@ -45,4 +45,10 @@ u8 can_fd_dlc2len(u8 dlc);
/* map the sanitized data length to an appropriate data length code */
u8 can_fd_len2dlc(u8 len);
+/* map the data length to an appropriate data link layer length */
+static inline u8 canfd_sanitize_len(u8 len)
+{
+ return can_fd_dlc2len(can_fd_len2dlc(len));
+}
+
#endif /* !_CAN_LENGTH_H */