lxc-unshare asprintf error checking

same correction in lxc_unshare.c as already done
in lxc_start.c and lxc_restart.c by Nathan in
commit fa9ab20562649707d44bfff90df44b7bc1a9f8b3

Signed-off-by: Michel Normand <michel.mno@free.fr>
Signed-off-by: Daniel Lezcano <dlezcano@fr.ibm.com>

diff --git a/src/lxc/lxc_unshare.c b/src/lxc/lxc_unshare.c
index 10654f743ef92ec9ecfc77344350063539a699ba..45494ae89b932307d6fedfad8caf05dc4ae81cd2 100644 (file)
--- a/src/lxc/lxc_unshare.c
+++ b/src/lxc/lxc_unshare.c
@@ -205,7 +205,7 @@ int main(int argc, char *argv[])
                return -1;
        }
 
-       if (!asprintf(&pid_name, "%d", pid)) {
+       if (asprintf(&pid_name, "%d", pid) == -1) {
                ERROR("pid_name: failed to allocate memory");
                return -1;
        }