log: drop global current_time

The value of this variable is not shared across functions, so the
variable can be local.

Change-Id: I00b0444209e81c07bb57fb732f47052ad0596728
Signed-off-by: Antonio Borneo <borneo.antonio@gmail.com>
Reviewed-on: https://review.openocd.org/c/openocd/+/6837
Reviewed-by: Tomas Vanek <vanekt@fbl.cz>
Tested-by: jenkins

diff --git a/src/helper/log.c b/src/helper/log.c
index 6865607423f1e025771ab42803dc15608f8c5cf1..12f1790e977d6b5c722f345fad49f6fc4a316150 100644 (file)
--- a/src/helper/log.c
+++ b/src/helper/log.c
@@ -47,7 +47,6 @@ static FILE *log_output;
 static struct log_callback *log_callbacks;
 
 static int64_t last_time;
-static int64_t current_time;
 
 static int64_t start;
 
@@ -440,8 +439,7 @@ static void gdb_timeout_warning(int64_t delta_time)
 
 void keep_alive(void)
 {
-       current_time = timeval_ms();
-
+       int64_t current_time = timeval_ms();
        int64_t delta_time = current_time - last_time;
 
        if (delta_time > KEEP_ALIVE_TIMEOUT_MS) {
@@ -469,7 +467,7 @@ void keep_alive(void)
 /* reset keep alive timer without sending message */
 void kept_alive(void)
 {
-       current_time = timeval_ms();
+       int64_t current_time = timeval_ms();
 
        int64_t delta_time = current_time - last_time;