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Add qemu_strndup: qemu_strdup with length limit.

Browse source 
Also optimise qemu_strdup by using memcpy - using pstrcpy is usually 
suboptimal.


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5653 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
balrog 2008-11-09 00:28:40 +00:00
parent dc72ac14d8
commit ac4b0d0c4f
3 changed files with 20 additions and 5 deletions
Download patch file Download diff file Expand all files Collapse all files

8
hw/bt-hci.c
View file

@ -1137,7 +1137,7 @@ static void bt_hci_reset(struct bt_hci_s *hci)
hci->device.inquiry_scan = 0;
hci->device.page_scan = 0;
if (hci->device.lmp_name)
free((void *) hci->device.lmp_name);
qemu_free((void *) hci->device.lmp_name);
hci->device.lmp_name = 0;
hci->device.class[0] = 0x00;
hci->device.class[1] = 0x00;
@ -1815,8 +1815,8 @@ static void bt_submit_hci(struct HCIInfo *info,
LENGTH_CHECK(change_local_name);
if (hci->device.lmp_name)
free((void *) hci->device.lmp_name);
hci->device.lmp_name = strndup(PARAM(change_local_name, name),
qemu_free((void *) hci->device.lmp_name);
hci->device.lmp_name = qemu_strndup(PARAM(change_local_name, name),
sizeof(PARAM(change_local_name, name)));
bt_hci_event_complete_status(hci, HCI_SUCCESS);
break;
@ -2191,7 +2191,7 @@ static void bt_hci_done(struct HCIInfo *info)
bt_device_done(&hci->device);
if (hci->device.lmp_name)
free((void *) hci->device.lmp_name);
qemu_free((void *) hci->device.lmp_name);
/* Be gentle and send DISCONNECT to all connected peers and those
* currently waiting for us to accept or reject a connection request.