Coverity fixes

[openssl.git] / apps / verify.c

diff --git a/apps/verify.c b/apps/verify.c
index 3767972a5e7a0f611e2d57febfd8511c066fa0ab..fd407646f519ab9cd50273dfdb6deb4eba5836e9 100644 (file)
--- a/apps/verify.c
+++ b/apps/verify.c
@@ -169,11 +169,20 @@ int verify_main(int argc, char **argv)
             v_verbose = 1;
             break;
         case OPT_SM2ID:
-            /* we assume the input is not a hex string */
+            if (sm2_id != NULL) {
+                BIO_printf(bio_err,
+                           "Use one of the options 'sm2-hex-id' or 'sm2-id' \n");
+                goto end;
+            }
             sm2_id = (unsigned char *)opt_arg();
             sm2_idlen = strlen((const char *)sm2_id);
             break;
         case OPT_SM2HEXID:
+            if (sm2_id != NULL) {
+                BIO_printf(bio_err,
+                           "Use one of the options 'sm2-hex-id' or 'sm2-id' \n");
+                goto end;
+            }
             /* try to parse the input as hex string first */
             sm2_free = 1;
             sm2_id = OPENSSL_hexstr2buf(opt_arg(), (long *)&sm2_idlen);