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authorJiasheng Jiang <jiasheng@iscas.ac.cn>2022-02-18 02:15:50 +0100
committerDr. Matthias St. Pierre <matthias.st.pierre@ncp-e.com>2022-02-20 12:56:41 +0100
commit78c5f1266fdd859df04b0ce89e4dd849d9b590d7 (patch)
tree4950920b244d9d870ca65e07ec47ca367f6eb965
parentdoc: Refactored the example in crypto.pod (diff)
downloadopenssl-78c5f1266fdd859df04b0ce89e4dd849d9b590d7.tar.xz
openssl-78c5f1266fdd859df04b0ce89e4dd849d9b590d7.zip
test/mdc2test.c: Add check for OSSL_PROVIDER_load
Since the potential failure of the OSSL_PROVIDER_load(), for example there is no lock, the provider could fail to be loaded into the library context. Therefore, it should be better to check it and return error if fails. Also, in order to avoid free unknown pointer, 'c' should be initialized as NULL. Signed-off-by: Jiasheng Jiang <jiasheng@iscas.ac.cn> Reviewed-by: Paul Dale <pauli@openssl.org> Reviewed-by: Shane Lontis <shane.lontis@oracle.com> (Merged from https://github.com/openssl/openssl/pull/17729)
-rw-r--r--test/mdc2test.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/test/mdc2test.c b/test/mdc2test.c
index 619574fb04..c40e4b26ba 100644
--- a/test/mdc2test.c
+++ b/test/mdc2test.c
@@ -48,7 +48,7 @@ static int test_mdc2(void)
int testresult = 0;
unsigned int pad_type = 2;
unsigned char md[MDC2_DIGEST_LENGTH];
- EVP_MD_CTX *c;
+ EVP_MD_CTX *c = NULL;
static char text[] = "Now is the time for all ";
size_t tlen = strlen(text), i = 0;
OSSL_PROVIDER *prov = NULL;
@@ -59,6 +59,9 @@ static int test_mdc2(void)
params[i++] = OSSL_PARAM_construct_end();
prov = OSSL_PROVIDER_load(NULL, "legacy");
+ if (!TEST_ptr(prov))
+ goto end;
+
# ifdef CHARSET_EBCDIC
ebcdic2ascii(text, text, tlen);
# endif