A-Team_Digital_Solutions/android_kernel_motorola_sm6375
Watch
2
0
Fork
You've already forked android_kernel_motorola_sm6375
 0
mirror of https://github.com/BobTheBlinker/android_kernel_motorola_sm6375.git synced 2026-10-29 11:11:45 -04:00
Code Issues Projects Releases Packages Wiki Activity

NFC: st-nci: Fix incorrect spi buffer size

Browse source 
When sending data over SPI, the maximum expected length is the maximum
nci packet payload + data header size + the frame head room (1 for the
ndlc header) + the frame trail room (0).

Cc: [email protected]
Signed-off-by: Christophe Ricard <[email protected]>
Signed-off-by: Samuel Ortiz <[email protected]>
This commit is contained in:
Christophe Ricard 2015-10-25 22:54:19 +01:00 • committed by Samuel Ortiz
commit a1269dd116
1 changed files with 3 additions and 1 deletions
Download patch file Download diff file Expand all files Collapse all files

4
drivers/nfc/st-nci/spi.c
View file

@ -25,6 +25,7 @@
#include <linux/interrupt.h>
#include <linux/delay.h>
#include <linux/nfc.h>
#include <net/nfc/nci.h>
#include <linux/platform_data/st-nci.h>
#include "st-nci.h"
@ -94,7 +95,8 @@ static int st_nci_spi_write(void *phy_id, struct sk_buff *skb)
struct st_nci_spi_phy *phy = phy_id;
struct spi_device *dev = phy->spi_dev;
struct sk_buff *skb_rx;
u8 buf[ST_NCI_SPI_MAX_SIZE];
u8 buf[ST_NCI_SPI_MAX_SIZE + NCI_DATA_HDR_SIZE +
ST_NCI_FRAME_HEADROOM + ST_NCI_FRAME_TAILROOM];
struct spi_transfer spi_xfer = {
.tx_buf = skb->data,
.rx_buf = buf,