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Fix sample code

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Fix memory leak in sample encryption code and check return value of
fopen.

CLA: trivial

Signed-off-by: Greg Zaverucha <gregz@microsoft.com>

Reviewed-by: Paul Dale <paul.dale@oracle.com>
Reviewed-by: Richard Levitte <levitte@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3790)
This commit is contained in:
Greg Zaverucha 2017-06-27 17:38:25 -07:00 committed by Richard Levitte
parent afe9bba749
commit 519a5d1ef2
1 changed files with 6 additions and 0 deletions
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6
doc/man3/EVP_EncryptInit.pod
View file

@ -552,6 +552,7 @@ Encrypt a string using IDEA:
if (!EVP_EncryptUpdate(ctx, outbuf, &outlen, intext, strlen(intext))) {
/* Error */
EVP_CIPHER_CTX_free(ctx);
return 0;
}
/*
@ -560,6 +561,7 @@ Encrypt a string using IDEA:
*/
if (!EVP_EncryptFinal_ex(ctx, outbuf + outlen, &tmplen)) {
/* Error */
EVP_CIPHER_CTX_free(ctx);
return 0;
}
outlen += tmplen;
@ -571,6 +573,10 @@ Encrypt a string using IDEA:
* NULs.
*/
out = fopen(outfile, "wb");
if (out == NULL) {
/* Error */
return 0;
}
fwrite(outbuf, 1, outlen, out);
fclose(out);
return 1;