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-rw-r--r--src/target/target.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/target/target.c b/src/target/target.c
index 1ec2ee2e..936a5da0 100644
--- a/src/target/target.c
+++ b/src/target/target.c
@@ -1682,7 +1682,7 @@ static int target_call_timer_callbacks_check_time(int checktime)
* next item; initially, that's a standalone "root of the
* list" variable. */
struct target_timer_callback **callback = &target_timer_callbacks;
- while (*callback) {
+ while (callback && *callback) {
if ((*callback)->removed) {
struct target_timer_callback *p = *callback;
*callback = (*callback)->next;