Avoid potential memory leak in code generated by 'openssl dhparam -C'.

diff --git a/apps/dhparam.c b/apps/dhparam.c
index b401789a1bc0bed47b0ce895782a42a87392dcd9..09316b2a1fb5e067ed2b13fa3d8db5267d2c1b86 100644 (file)
--- a/apps/dhparam.c
+++ b/apps/dhparam.c
@@ -464,7 +464,7 @@ bad:
                printf("\tdh->g=BN_bin2bn(dh%d_g,sizeof(dh%d_g),NULL);\n",
                        bits,bits);
                printf("\tif ((dh->p == NULL) || (dh->g == NULL))\n");
                printf("\tdh->g=BN_bin2bn(dh%d_g,sizeof(dh%d_g),NULL);\n",
                        bits,bits);
                printf("\tif ((dh->p == NULL) || (dh->g == NULL))\n");

-               printf("\t\treturn(NULL);\n");
+               printf("\t\t{ DH_free(dh); return(NULL); }\n");

                if (dh->length)
                        printf("\tdh->length = %d\n", dh->length);
                printf("\treturn(dh);\n\t}\n");
                if (dh->length)
                        printf("\tdh->length = %d\n", dh->length);
                printf("\treturn(dh);\n\t}\n");