[apps/genpkey] exit status should not be 0 on output errors

If the key is to be serialized or printed as text and the framework
returns an error, the app should signal the failure to the user using
a non-zero exit status.

Reviewed-by: Matt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/12305)

(cherry picked from commit 466d30c0d7fa861a5fcbaebd2e2010a8c2aea322)

1 files changed, 4 insertions, 2 deletions

diff --git a/apps/genpkey.c b/apps/genpkey.c
index 39fa73c91c..e74c74a7a8 100644
--- a/apps/genpkey.c
+++ b/apps/genpkey.c
@@ -177,9 +177,12 @@ int genpkey_main(int argc, char **argv)
         goto end;
     }
 
+    ret = 0;
+
     if (rv <= 0) {
         BIO_puts(bio_err, "Error writing key\n");
         ERR_print_errors(bio_err);
+        ret = 1;
     }
 
     if (text) {
@@ -191,11 +194,10 @@ int genpkey_main(int argc, char **argv)
         if (rv <= 0) {
             BIO_puts(bio_err, "Error printing key\n");
             ERR_print_errors(bio_err);
+            ret = 1;
         }
     }
 
-    ret = 0;
-
  end:
     EVP_PKEY_free(pkey);
     EVP_PKEY_CTX_free(ctx);