Add missing error handling in liblttngctl

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

diff --git a/liblttngctl/lttngctl.c b/liblttngctl/lttngctl.c
index 42f3ad2ae9950729c3c53922c759d53173d59ee5..c2b1242d8c4897c6df6c912e2f6131f36ad6a895 100644 (file)
--- a/liblttngctl/lttngctl.c
+++ b/liblttngctl/lttngctl.c
@@ -153,6 +153,10 @@ static int check_tracing_group(const char *grp_name)
 
        /* Alloc group list of the right size */
        grp_list = malloc(grp_list_size * sizeof(gid_t));
+       if (!grp_list) {
+               ret = -1;
+               goto end;
+       }
        grp_id = getgroups(grp_list_size, grp_list);
        if (grp_id < -1) {
                perror("getgroups");