Accept NULL in *_free.

[openssl.git] / crypto / asn1 / p7_lib.c

diff --git a/crypto/asn1/p7_lib.c b/crypto/asn1/p7_lib.c
index 06e1da4a742ca9f9df4ebb4bc5e08ceb862ed3f3..4ab64777b3ff4c2e2fc1fd9099943d71f3a3647a 100644 (file)
--- a/crypto/asn1/p7_lib.c
+++ b/crypto/asn1/p7_lib.c
@@ -267,6 +267,9 @@ PKCS7 *a;
 void PKCS7_content_free(a)
 PKCS7 *a;
        {
+       if(a == NULL)
+           return;
+
        if (a->asn1 != NULL) Free((char *)a->asn1);
 
        if (a->d.ptr != NULL)