scripts: lvm2-activation-generator: also log possible execv error

diff --git a/scripts/generator-internals.c b/scripts/generator-internals.c
index c38323b2e713ec7f046c78db34c3a69dfa5173e0..00a15e5473a0138b16653ff68e00c9a2e7d6f331 100644 (file)
--- a/scripts/generator-internals.c
+++ b/scripts/generator-internals.c
@@ -56,7 +56,8 @@ static bool _open_child(struct child_process *child, const char *cmd, const char
                        close(pipe_fd[1]);
                }
 
-               execv(cmd, (char *const *) argv);
+               if (execv(cmd, (char *const *) argv) < 0)
+                       _error("execv failed: %s\n", strerror(errno));
                // Shouldn't get here unless exec failed.
                exit(1);
        } else {