xnu-1699.22.73.tar.gz

[apple/xnu.git] / bsd / net / pf_osfp.c

diff --git a/bsd/net/pf_osfp.c b/bsd/net/pf_osfp.c
index b7e579d5cd5610897dea05b33c3b8482aca81e96..89d71e8897835964a73da9d82c7faf47b9b51715 100644 (file)
--- a/bsd/net/pf_osfp.c
+++ b/bsd/net/pf_osfp.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2007-2009 Apple Inc. All rights reserved.
+ * Copyright (c) 2007-2010 Apple Inc. All rights reserved.
  *
  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
  *
@@ -312,7 +312,7 @@ int
 pf_osfp_add(struct pf_osfp_ioctl *fpioc)
 {
        struct pf_os_fingerprint *fp, fpadd;
-       struct pf_osfp_entry *entry;
+       struct pf_osfp_entry *entry, *uentry;
 
        memset(&fpadd, 0, sizeof (fpadd));
        fpadd.fp_tcpopts = fpioc->fp_tcpopts;
@@ -324,6 +324,12 @@ pf_osfp_add(struct pf_osfp_ioctl *fpioc)
        fpadd.fp_wscale = fpioc->fp_wscale;
        fpadd.fp_ttl = fpioc->fp_ttl;
 
+       uentry = &fpioc->fp_os;
+       uentry->fp_entry.sle_next = NULL;
+       uentry->fp_class_nm[sizeof (uentry->fp_class_nm) - 1] = '\0';
+       uentry->fp_version_nm[sizeof (uentry->fp_version_nm) - 1] = '\0';
+       uentry->fp_subtype_nm[sizeof (uentry->fp_subtype_nm) - 1] = '\0';
+
        DPFPRINTF("adding osfp %s %s %s = %s%d:%d:%d:%s%d:0x%llx %d "
            "(TS=%s,M=%s%d,W=%s%d) %x\n",
            fpioc->fp_os.fp_class_nm, fpioc->fp_os.fp_version_nm,
@@ -527,6 +533,7 @@ pf_osfp_get(struct pf_osfp_ioctl *fpioc)
                                fpioc->fp_getnum = num;
                                memcpy(&fpioc->fp_os, entry,
                                    sizeof (fpioc->fp_os));
+                               fpioc->fp_os.fp_entry.sle_next = NULL;
                                return (0);
                        }
                }