1 files changed, 7 insertions, 7 deletions

diff --git a/samples/bpf/test_cgrp2_attach2.c b/samples/bpf/test_cgrp2_attach2.c
index d7b68ef5ba79..0bb6507256b7 100644
--- a/samples/bpf/test_cgrp2_attach2.c
+++ b/samples/bpf/test_cgrp2_attach2.c
@@ -77,7 +77,7 @@ static int test_foo_bar(void)
 
         /* Create cgroup /foo, get fd, and join it */
         foo = create_and_get_cgroup(FOO);
-        if (!foo)
+        if (foo < 0)
                 goto err;
 
         if (join_cgroup(FOO))
@@ -94,7 +94,7 @@ static int test_foo_bar(void)
 
         /* Create cgroup /foo/bar, get fd, and join it */
         bar = create_and_get_cgroup(BAR);
-        if (!bar)
+        if (bar < 0)
                 goto err;
 
         if (join_cgroup(BAR))
@@ -298,19 +298,19 @@ static int test_multiprog(void)
                 goto err;
 
         cg1 = create_and_get_cgroup("/cg1");
-        if (!cg1)
+        if (cg1 < 0)
                 goto err;
         cg2 = create_and_get_cgroup("/cg1/cg2");
-        if (!cg2)
+        if (cg2 < 0)
                 goto err;
         cg3 = create_and_get_cgroup("/cg1/cg2/cg3");
-        if (!cg3)
+        if (cg3 < 0)
                 goto err;
         cg4 = create_and_get_cgroup("/cg1/cg2/cg3/cg4");
-        if (!cg4)
+        if (cg4 < 0)
                 goto err;
         cg5 = create_and_get_cgroup("/cg1/cg2/cg3/cg4/cg5");
-        if (!cg5)
+        if (cg5 < 0)
                 goto err;
 
         if (join_cgroup("/cg1/cg2/cg3/cg4/cg5"))