confile_utils: cleanup rt_sig_num()

Signed-off-by: Christian Brauner <christian.brauner@ubuntu.com>

diff --git a/src/lxc/confile_utils.c b/src/lxc/confile_utils.c
index d1d174d8bef5350bd96ecd249671a06eb8f0477b..da857e30aea47d0a5a855d0f16fc45369b86da75 100644 (file)
--- a/src/lxc/confile_utils.c
+++ b/src/lxc/confile_utils.c
@@ -1028,12 +1028,12 @@ static int rt_sig_num(const char *signame)
 
        signame += 4;
        if (!isdigit(*signame))
-               return -1;
+               return ret_errno(EINVAL);
 
        sig_n = sig_num(signame);
        sig_n = rtmax ? SIGRTMAX - sig_n : SIGRTMIN + sig_n;
        if (sig_n > SIGRTMAX || sig_n < SIGRTMIN)
-               return -1;
+               return ret_errno(EINVAL);
 
        return sig_n;
 }