Fix warnings.

3 files changed, 4 insertions, 4 deletions

diff --git a/crypto/pkcs7/pk7_doit.c b/crypto/pkcs7/pk7_doit.c
index 157cf193bd..a9fb081898 100644
--- a/crypto/pkcs7/pk7_doit.c
+++ b/crypto/pkcs7/pk7_doit.c
@@ -145,7 +145,7 @@ static int pkcs7_encode_rinfo(PKCS7_RECIP_INFO *ri,
 	EVP_PKEY *pkey = NULL;
 	unsigned char *ek = NULL;
 	int ret = 0;
-	int eklen;
+	size_t eklen;
 
 	pkey = X509_get_pubkey(ri->cert);
 
@@ -202,7 +202,7 @@ int pkcs7_decrypt_rinfo(unsigned char **pek, int *peklen,
 	{
 	EVP_PKEY_CTX *pctx = NULL;
 	unsigned char *ek = NULL;
-	int eklen;
+	size_t eklen;
 
 	int ret = 0;
 
diff --git a/crypto/pkcs7/pk7_lib.c b/crypto/pkcs7/pk7_lib.c
index 92d033fe02..21738eebe2 100644
--- a/crypto/pkcs7/pk7_lib.c
+++ b/crypto/pkcs7/pk7_lib.c
@@ -388,7 +388,7 @@ err:
 PKCS7_SIGNER_INFO *PKCS7_add_signature(PKCS7 *p7, X509 *x509, EVP_PKEY *pkey,
 	     const EVP_MD *dgst)
 	{
-	PKCS7_SIGNER_INFO *si;
+	PKCS7_SIGNER_INFO *si = NULL;
 
 	if (dgst == NULL)
 		{
diff --git a/crypto/pkcs7/pk7_smime.c b/crypto/pkcs7/pk7_smime.c
index 28ec531dca..d3b55e4273 100644
--- a/crypto/pkcs7/pk7_smime.c
+++ b/crypto/pkcs7/pk7_smime.c
@@ -112,7 +112,7 @@ PKCS7 *PKCS7_sign(X509 *signcert, EVP_PKEY *pkey, STACK_OF(X509) *certs,
 int PKCS7_final(PKCS7 *p7, BIO *data, int flags)
 	{
 	BIO *p7bio;
-	int ret;
+	int ret = 0;
 	if (!(p7bio = PKCS7_dataInit(p7, NULL)))
 		{
 		PKCS7err(PKCS7_F_PKCS7_FINAL,ERR_R_MALLOC_FAILURE);