add return in supam_conv function

Added return statement to ensure that all execution paths end with a
return statement.

Signed-off-by: Stefan Radu <stefan270101@gmail.com>

diff --git a/login-utils/su-common.c b/login-utils/su-common.c
index 4b284995ee9d7f9be2226034badab5d89c195482..67c4fa271e54458f345e4eacb79de260b808027e 100644 (file)
--- a/login-utils/su-common.c
+++ b/login-utils/su-common.c
@@ -344,6 +344,7 @@ static int supam_conv(      int num_msg,
 #elif defined(HAVE_SECURITY_OPENPAM_H)
        return openpam_ttyconv(num_msg, msg, resp, data);
 #endif
+       return PAM_CONV_ERR;
 }
 
 static void supam_cleanup(struct su_context *su, int retcode)