From 3500d4b76df60056c248294d6d9dd3c0e152c82f Mon Sep 17 00:00:00 2001
From: Aleksei Timofeyev <aleksei.timofeyev@gmail.com>
Date: Thu, 15 Feb 2018 11:58:04 +0800
Subject: [PATCH] Fix wrong initial semaphore state

If O_CREAT is specified, and a semaphore with the given name already exists, then mode and value are ignored. The value should be set to 1 in over case.
---
 src/key-value-store/pers_low_level_db_access.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/key-value-store/pers_low_level_db_access.c b/src/key-value-store/pers_low_level_db_access.c
index c8199d2..20ae271 100644
--- a/src/key-value-store/pers_low_level_db_access.c
+++ b/src/key-value-store/pers_low_level_db_access.c
@@ -258,7 +258,7 @@ sint_t pers_lldb_open(str_t const* dbPathname, pers_lldb_purpose_e ePurpose, boo
                DLT_LOG(persComLldbDLTCtx, DLT_LOG_INFO,
                        DLT_STRING(LT_HDR); DLT_STRING(__FUNCTION__); DLT_STRING(": semaphore already exists: "); DLT_STRING(strerror(error)));
                //try to open existing semaphore
-               pLldbHandler->kissDb.kdbSem = sem_open(pLldbHandler->kissDb.semName, O_CREAT, 0644, 0);
+               pLldbHandler->kissDb.kdbSem = sem_open(pLldbHandler->kissDb.semName, O_CREAT, 0644, 1);
                error = errno;
                if (pLldbHandler->kissDb.kdbSem == SEM_FAILED) //open failed
                {