1 files changed, 5 insertions, 10 deletions

diff --git a/src/lib/libcrypto/pem/pem_lib.c b/src/lib/libcrypto/pem/pem_lib.c
index 82815067b3..7785039b99 100644
--- a/src/lib/libcrypto/pem/pem_lib.c
+++ b/src/lib/libcrypto/pem/pem_lib.c
@@ -73,7 +73,7 @@ const char *PEM_version="PEM" OPENSSL_VERSION_PTEXT;
 
 #define MIN_LENGTH      4
 
-static int load_iv(char **fromp,unsigned char *to, int num);
+static int load_iv(unsigned char **fromp,unsigned char *to, int num);
 static int check_pem(const char *nm, const char *name);
 
 int PEM_def_callback(char *buf, int num, int w, void *key)
@@ -301,7 +301,7 @@ int PEM_ASN1_write_bio(int (*i2d)(), const char *name, BIO *bp, char *x,
 
         if ((dsize=i2d(x,NULL)) < 0)
                 {
-                PEMerr(PEM_F_PEM_ASN1_WRITE_BIO,ERR_R_ASN1_LIB);
+                PEMerr(PEM_F_PEM_ASN1_WRITE_BIO,ERR_R_MALLOC_FAILURE);
                 dsize=0;
                 goto err;
                 }
@@ -432,7 +432,6 @@ int PEM_get_EVP_CIPHER_INFO(char *header, EVP_CIPHER_INFO *cipher)
         int o;
         const EVP_CIPHER *enc=NULL;
         char *p,c;
-        char **header_pp = &header;
 
         cipher->cipher=NULL;
         if ((header == NULL) || (*header == '\0') || (*header == '\n'))
@@ -479,16 +478,15 @@ int PEM_get_EVP_CIPHER_INFO(char *header, EVP_CIPHER_INFO *cipher)
                 PEMerr(PEM_F_PEM_GET_EVP_CIPHER_INFO,PEM_R_UNSUPPORTED_ENCRYPTION);
                 return(0);
                 }
-        if (!load_iv(header_pp,&(cipher->iv[0]),enc->iv_len))
-                return(0);
+        if (!load_iv((unsigned char **)&header,&(cipher->iv[0]),enc->iv_len)) return(0);
 
         return(1);
         }
 
-static int load_iv(char **fromp, unsigned char *to, int num)
+static int load_iv(unsigned char **fromp, unsigned char *to, int num)
         {
         int v,i;
-        char *from;
+        unsigned char *from;
 
         from= *fromp;
         for (i=0; i<num; i++) to[i]=0;
@@ -625,9 +623,6 @@ int PEM_read_bio(BIO *bp, char **name, char **header, unsigned char **data,
         dataB=BUF_MEM_new();
         if ((nameB == NULL) || (headerB == NULL) || (dataB == NULL))
                 {
-                BUF_MEM_free(nameB);
-                BUF_MEM_free(headerB);
-                BUF_MEM_free(dataB);
                 PEMerr(PEM_F_PEM_READ_BIO,ERR_R_MALLOC_FAILURE);
                 return(0);
                 }