diff --git a/src/libckpool.c b/src/libckpool.c
index f4b7a1f8..c42876ba 100644
--- a/src/libckpool.c
+++ b/src/libckpool.c
@@ -422,6 +422,12 @@ void realloc_strcat(char **ptr, const char *s)
 	sprintf(ofs, "%s", s);
 }
 
+void dealloc(void **ptr)
+{
+	free(*ptr);
+	*ptr = NULL;
+}
+
 /* Adequate size s==len*2 + 1 must be alloced to use this variant */
 void __bin2hex(uchar *s, const uchar *p, size_t len)
 {
diff --git a/src/libckpool.h b/src/libckpool.h
index 3ad47866..5eec0913 100644
--- a/src/libckpool.h
+++ b/src/libckpool.h
@@ -141,6 +141,7 @@ int connect_socket(char *url, char *port);
 
 void align_len(size_t *len);
 void realloc_strcat(char **ptr, const char *s);
+void dealloc(void **ptr);
 void __bin2hex(uchar *s, const uchar *p, size_t len);
 void *bin2hex(const uchar *p, size_t len);
 bool hex2bin(uchar *p, const uchar *hexstr, size_t len);