Author: hselasky
Date: Sun Apr 19 14:25:56 2020
New Revision: 360095
URL: https://svnweb.freebsd.org/changeset/base/360095
Log:
Fix cut and paste off-by-one error in hccontrol(8).
Make sure strncpy() doesn't write beyond its given buffer.
PR: 245739
MFC after: 1 week
Sponsored by: Mellanox Technologies
Modified:
head/usr.sbin/bluetooth/hccontrol/util.c
Modified: head/usr.sbin/bluetooth/hccontrol/util.c
==============================================================================
--- head/usr.sbin/bluetooth/hccontrol/util.c Sun Apr 19 14:22:21 2020
(r360094)
+++ head/usr.sbin/bluetooth/hccontrol/util.c Sun Apr 19 14:25:56 2020
(r360095)
@@ -134,6 +134,7 @@ hci_hmode2str(int mode, char *buffer, int size)
int n;
memset(buffer, 0, size);
+ size--;
for (n = 0; n < SIZE(t); n++) {
int len = strlen(buffer);
@@ -347,6 +348,7 @@ hci_features2str(uint8_t *features, char *buffer, int
memset(buffer, 0, size);
len1 = 0;
+ size--;
for (n = 0; n < SIZE(t); n++) {
for (i = 0; i < SIZE(t[n]); i++) {
@@ -460,6 +462,7 @@ hci_le_features2str(uint8_t *features, char *buffer, i
memset(buffer, 0, size);
len1 = 0;
+ size--;
for (n = 0; n < SIZE(t); n++) {
for (i = 0; i < SIZE(t[n]); i++) {
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