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Add argument check and error message to wolfSSL_PEM_read_RSA_PUBKEY

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Satoshi Yamaguchi
2022-08-15 16:09:40 +09:00
parent fba534dce0
commit 524f9ebd32
1 changed files with 9 additions and 0 deletions
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9
src/pk.c
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@ -1585,6 +1585,12 @@ WOLFSSL_RSA *wolfSSL_PEM_read_RSA_PUBKEY(XFILE fp,
WOLFSSL_RSA* rsa = NULL;
WOLFSSL_ENTER("wolfSSL_PEM_read_RSA_PUBKEY");
/* Validate parameters. */
if (fp == NULL) {
WOLFSSL_MSG("Bad function arguments");
return NULL;
}
/* Read into a new EVP_PKEY. */
pkey = wolfSSL_PEM_read_PUBKEY(fp, NULL, cb, pass);
@ -1600,6 +1606,9 @@ WOLFSSL_RSA *wolfSSL_PEM_read_RSA_PUBKEY(XFILE fp,
wolfSSL_EVP_PKEY_free(pkey);
}
else {
WOLFSSL_MSG("wolfSSL_PEM_read_PUBKEY failed");
}
return rsa;
}