Fix: handle close return value

1019968 Unchecked return value
In lttng_health_check: Value returned from a function is not checked for
errors before being used (CWE-252)

Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>

diff --git a/src/lib/lttng-ctl/lttng-ctl.c b/src/lib/lttng-ctl/lttng-ctl.c
index a7328ebfd8fa4e35d2f067d6affc01e832e6f13b..6c8ad411a3ab7de446f8a8bdda20c4b552dad6b6 100644 (file)
--- a/src/lib/lttng-ctl/lttng-ctl.c
+++ b/src/lib/lttng-ctl/lttng-ctl.c
@@ -1599,7 +1599,12 @@ int lttng_health_check(enum lttng_health_component c)
        ret = reply.ret_code;
 
 close_error:
-       close(sock);
+       {
+               int closeret;
+
+               closeret = close(sock);
+               assert(!closeret);
+       }
 
 error:
        return ret;