more: no need to null check before free; ok guenther

4 files changed, 4 insertions, 4 deletions

diff --git a/lib/libcrypto/dh/dh_ameth.c b/lib/libcrypto/dh/dh_ameth.c
index 119ac615a6e..fe3dfc40d1d 100644
--- a/lib/libcrypto/dh/dh_ameth.c
+++ b/lib/libcrypto/dh/dh_ameth.c
@@ -382,7 +382,7 @@ static int do_dh_print(BIO *bp, const DH *x, int indent,
 err:
 		DHerr(DH_F_DO_DH_PRINT,reason);
 		}
-	if (m != NULL) free(m);
+	free(m);
 	return(ret);
 	}
 
diff --git a/lib/libcrypto/dsa/dsa_ameth.c b/lib/libcrypto/dsa/dsa_ameth.c
index e2c3980e565..c6d04f6a5d5 100644
--- a/lib/libcrypto/dsa/dsa_ameth.c
+++ b/lib/libcrypto/dsa/dsa_ameth.c
@@ -481,7 +481,7 @@ static int do_dsa_print(BIO *bp, const DSA *x, int off, int ptype)
 	if (!ASN1_bn_print(bp,"G:   ",x->g,m,off)) goto err;
 	ret=1;
 err:
-	if (m != NULL) free(m);
+	free(m);
 	return(ret);
 	}
 
diff --git a/lib/libcrypto/rsa/rsa_ameth.c b/lib/libcrypto/rsa/rsa_ameth.c
index f0a346a70ec..2c7e39bb1d3 100644
--- a/lib/libcrypto/rsa/rsa_ameth.c
+++ b/lib/libcrypto/rsa/rsa_ameth.c
@@ -248,7 +248,7 @@ static int do_rsa_print(BIO *bp, const RSA *x, int off, int priv)
 		}
 	ret=1;
 err:
-	if (m != NULL) free(m);
+	free(m);
 	return(ret);
 	}
 
diff --git a/lib/libcrypto/rsa/rsa_oaep.c b/lib/libcrypto/rsa/rsa_oaep.c
index a107e89b81c..53d35621a37 100644
--- a/lib/libcrypto/rsa/rsa_oaep.c
+++ b/lib/libcrypto/rsa/rsa_oaep.c
@@ -179,7 +179,7 @@ decoding_err:
 	/* to avoid chosen ciphertext attacks, the error message should not reveal
 	 * which kind of decoding error happened */
 	RSAerr(RSA_F_RSA_PADDING_CHECK_PKCS1_OAEP, RSA_R_OAEP_DECODING_ERROR);
-	if (db != NULL) free(db);
+	free(db);
 	return -1;
 	}