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wolfssl
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Make the function flow better 

Will return 0 on failure.
pull/7517/head
Andras Fekete 2024-05-10 15:56:56 -04:00
parent f73a9f0d4f
commit c5773f5f26
1 changed files with 5 additions and 9 deletions
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14
src/pk.c
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@ -15746,7 +15746,6 @@ int wolfSSL_PEM_read_bio(WOLFSSL_BIO* bio, char **name, char **header,
* @param [in] data DER data.
* @param [in] len Length of DER data.
* @return 0 on failure.
* @return MEMORY_E when dynamic memory allocation fails.
*/
int wolfSSL_PEM_write_bio(WOLFSSL_BIO* bio, const char *name,
const char *header, const unsigned char *data, long len)
@ -15757,24 +15756,21 @@ int wolfSSL_PEM_write_bio(WOLFSSL_BIO* bio, const char *name,
/* Validate parameters. */
if ((bio == NULL) || (name == NULL) || (header == NULL) || (data == NULL)) {
err = 1;
err = BAD_FUNC_ARG;
}
/* Encode into a buffer. */
if ((!err) && (pem_write_data(name, header, data, len, &pem, &pemLen) !=
0)) {
pemLen = 0;
err = 1;
if (!err) {
err = pem_write_data(name, header, data, len, &pem, &pemLen);
}
/* Write PEM into BIO. */
if ((!err) && (wolfSSL_BIO_write(bio, pem, pemLen) != (int)pemLen)) {
pemLen = 0;
err = 1;
err = IO_FAILED_E;
}
XFREE(pem, NULL, DYNAMIC_TYPE_TMP_BUFFER);
return pemLen;
return (!err) ? pemLen : 0;
}
#endif /* !NO_BIO */