The utility function to compare port IDs takes pointers, but it only needs
to read the referenced data. This patch marks the parameters as const,
allowing passing constants in the future.
Signed-off-by: Richard Cochran <richardcoch...@gmail.com>
---
util.h | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/util.h b/util.h
index 6e104ea..41e33d4 100644
--- a/util.h
+++ b/util.h
@@ -131,7 +131,8 @@ clockid_t posix_clock_open(const char *device, int
*phc_index);
* @param b Second port identity.
* @return 1 if identities are equal, 0 otherwise.
*/
-static inline int pid_eq(struct PortIdentity *a, struct PortIdentity *b)
+static inline int pid_eq(const struct PortIdentity *a,
+ const struct PortIdentity *b)
{
return memcmp(a, b, sizeof(*a)) == 0;
}
--
2.20.1
_______________________________________________
Linuxptp-devel mailing list
Linuxptp-devel@lists.sourceforge.net
https://lists.sourceforge.net/lists/listinfo/linuxptp-devel
