[PATCH] libuuid - check clock value from LIBUUID_CLOCK_FILE

[PATCH] libuuid - check clock value from LIBUUID_CLOCK_FILE

[Michael Trapp]

The clock value from the LIBUUID_CLOCK_FILE must be checked in
case of an update of libuuid. If clock==CLOCK_SEQ_CONT it must
be set to a new value.
---
 libuuid/src/gen_uuid.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/libuuid/src/gen_uuid.c b/libuuid/src/gen_uuid.c
index 807dcd115..e1ba3c3d0 100644
--- a/libuuid/src/gen_uuid.c
+++ b/libuuid/src/gen_uuid.c
@@ -274,6 +274,11 @@ static int get_clock(uint32_t *clock_high, uint32_t *clock_low,
 			last.tv_usec = tv2;
 			adjustment = a;
 		}
+		// reset in case of reserved CLOCK_SEQ_CONT
+		if (clock_seq == CLOCK_SEQ_CONT) {
+			last.tv_sec = 0;
+			last.tv_usec = 0;
+		}
 	}
 
 	if ((last.tv_sec == 0) && (last.tv_usec == 0)) {
-- 

Re: [PATCH] libuuid - check clock value from LIBUUID_CLOCK_FILE

[Karel Zak]

On Tue, Aug 02, 2022 at 02:16:43PM +0200, Michael Trapp wrote:
>  libuuid/src/gen_uuid.c | 5 +++++
>  1 file changed, 5 insertions(+)

Applied, thanks. (And sorry for the delay :-)


    Karel

-- 
 Karel Zak  <kzak@redhat.com>
 http://karelzak.blogspot.com