The function to open a posix clock never modifies the passed in
string. This patch adds the const keyword to ensure this function
stays that way.
Signed-off-by: Richard Cochran <richardcoch...@gmail.com>
---
util.c | 2 +-
util.h | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/util.c b/util.c
index e64a93d..43d6224 100644
--- a/util.c
+++ b/util.c
@@ -190,7 +190,7 @@ char *portaddr2str(struct PortAddress *addr)
return buf;
}
-clockid_t posix_clock_open(char *device, int *phc_index)
+clockid_t posix_clock_open(const char *device, int *phc_index)
{
struct sk_ts_info ts_info;
char phc_device[19];
diff --git a/util.h b/util.h
index 60d28ac..11e0935 100644
--- a/util.h
+++ b/util.h
@@ -116,7 +116,7 @@ char *portaddr2str(struct PortAddress *addr);
* @param phc_index Returns the PHC index, if any.
* @return A valid clock ID on success or CLOCK_INVALID otherwise.
*/
-clockid_t posix_clock_open(char *device, int *phc_index);
+clockid_t posix_clock_open(const char *device, int *phc_index);
/**
* Compare two port identities for equality.
--
2.20.1
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