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-rw-r--r--lib/log.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/lib/log.c b/lib/log.c
index 86b54ebb..9d566806 100644
--- a/lib/log.c
+++ b/lib/log.c
@@ -232,7 +232,8 @@ zlog_signal(int signo, const char *action)
void *array[20];
int size;
- size = backtrace(array,sizeof(array)/sizeof(array[0]));
+ if ((size = backtrace(array,sizeof(array)/sizeof(array[0]))) <= 0)
+ return;
s = buf;
s = str_append(LOC,"Backtrace for ");
s = num_append(LOC,size);