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authorLinus Torvalds <torvalds@linux-foundation.org>2013-09-06 09:30:36 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2013-09-06 09:30:36 -0700
commit22e04f6b4b04a8afe9af9239224591d06ba3b24d (patch)
tree9bb72350400153ab232e227a378f94e95ad27569 /net
parentec0ad730802173ec17e942f4b652a1819b1025b2 (diff)
parent4e5a494e4b4ba7e6aa1a8a285e98e3665fcb396e (diff)
downloadop-kernel-dev-22e04f6b4b04a8afe9af9239224591d06ba3b24d.zip
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Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/hid
Pull HID updates from Jiri Kosina: "Highlights: - conversion of HID subsystem to use devm-based resource management, from Benjamin Tissoires - i2c-hid support for DT bindings, from Benjamin Tissoires - much improved support for Win8-multitouch devices, from Benjamin Tissoires - cleanup of core code using common hidinput_input_event(), from David Herrmann - fix for bug in implement() access to the bit stream (causing oops) that has been present in the code for ages, but devices that are able to trigger it have started to appear only now, from Jiri Kosina - fixes for CVE-2013-2899, CVE-2013-2898, CVE-2013-2896, CVE-2013-2892, CVE-2013-2888 (all triggerable only by specially crafted malicious HW devices plugged into the system), from Kees Cook - hidraw oops fix, from Manoj Chourasia - various smaller fixes here and there, support for a bunch of new devices by various contributors" * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/hid: (53 commits) HID: MAINTAINERS: add roccat drivers HID: hid-sensor-hub: change kmalloc + memcpy by kmemdup HID: hid-sensor-hub: move to devm_kzalloc HID: hid-sensor-hub: fix indentation accross the code HID: move HID_REPORT_TYPES closer to the report-definitions HID: check for NULL field when setting values HID: picolcd_core: validate output report details HID: sensor-hub: validate feature report details HID: ntrig: validate feature report details HID: pantherlord: validate output report details HID: hid-wiimote: print small buffers via %*phC HID: uhid: improve uhid example client HID: Correct the USB IDs for the new Macbook Air 6 HID: wiimote: add support for Guitar-Hero guitars HID: wiimote: add support for Guitar-Hero drums Input: introduce BTN/ABS bits for drums and guitars HID: battery: don't do DMA from stack HID: roccat: add support for KonePureOptical v2 HID: picolcd: Prevent NULL pointer dereference on _remove() HID: usbhid: quirk for N-Trig DuoSense Touch Screen ...
Diffstat (limited to 'net')
-rw-r--r--net/bluetooth/hidp/core.c15
1 files changed, 10 insertions, 5 deletions
diff --git a/net/bluetooth/hidp/core.c b/net/bluetooth/hidp/core.c
index 13863de..bdc35a7 100644
--- a/net/bluetooth/hidp/core.c
+++ b/net/bluetooth/hidp/core.c
@@ -225,17 +225,22 @@ static void hidp_input_report(struct hidp_session *session, struct sk_buff *skb)
static int hidp_send_report(struct hidp_session *session, struct hid_report *report)
{
- unsigned char buf[32], hdr;
- int rsize;
+ unsigned char hdr;
+ u8 *buf;
+ int rsize, ret;
- rsize = ((report->size - 1) >> 3) + 1 + (report->id > 0);
- if (rsize > sizeof(buf))
+ buf = hid_alloc_report_buf(report, GFP_ATOMIC);
+ if (!buf)
return -EIO;
hid_output_report(report, buf);
hdr = HIDP_TRANS_DATA | HIDP_DATA_RTYPE_OUPUT;
- return hidp_send_intr_message(session, hdr, buf, rsize);
+ rsize = ((report->size - 1) >> 3) + 1 + (report->id > 0);
+ ret = hidp_send_intr_message(session, hdr, buf, rsize);
+
+ kfree(buf);
+ return ret;
}
static int hidp_hidinput_event(struct input_dev *dev, unsigned int type,
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