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authorMauro Carvalho Chehab <mchehab@redhat.com>2012-07-29 21:09:39 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2012-07-29 21:09:39 -0300
commit73bcc49959e4e40911dd0dd634bf1b353827df66 (patch)
tree6b0c1d440c490a65c51ab5cf5aee7095cb4089d3 /net/nfc/nci/ntf.c
parent8447c4d15e357a458c9051ddc84aa6c8b9c27000 (diff)
parent28a33cbc24e4256c143dce96c7d93bf423229f92 (diff)
downloadop-kernel-dev-73bcc49959e4e40911dd0dd634bf1b353827df66.zip
op-kernel-dev-73bcc49959e4e40911dd0dd634bf1b353827df66.tar.gz
Merge tag 'v3.5'
Linux 3.5 * tag 'v3.5': (1242 commits) Linux 3.5 Remove SYSTEM_SUSPEND_DISK system state kdb: Switch to nolock variants of kmsg_dump functions printk: Implement some unlocked kmsg_dump functions printk: Remove kdb_syslog_data kdb: Revive dmesg command dm raid1: set discard_zeroes_data_unsupported dm thin: do not send discards to shared blocks dm raid1: fix crash with mirror recovery and discard pnfs-obj: Fix __r4w_get_page when offset is beyond i_size pnfs-obj: don't leak objio_state if ore_write/read fails ore: Unlock r4w pages in exact reverse order of locking ore: Remove support of partial IO request (NFS crash) ore: Fix NFS crash by supporting any unaligned RAID IO UBIFS: fix a bug in empty space fix-up cx25821: Remove bad strcpy to read-only char* HID: hid-multitouch: add support for Zytronic panels MIPS: PCI: Move fixups from __init to __devinit. MIPS: Fix bug.h MIPS build regression MIPS: sync-r4k: remove redundant irq operation ...
Diffstat (limited to 'net/nfc/nci/ntf.c')
-rw-r--r--net/nfc/nci/ntf.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/net/nfc/nci/ntf.c b/net/nfc/nci/ntf.c
index cb26461..2ab196a 100644
--- a/net/nfc/nci/ntf.c
+++ b/net/nfc/nci/ntf.c
@@ -106,7 +106,7 @@ static __u8 *nci_extract_rf_params_nfca_passive_poll(struct nci_dev *ndev,
nfca_poll->sens_res = __le16_to_cpu(*((__u16 *)data));
data += 2;
- nfca_poll->nfcid1_len = *data++;
+ nfca_poll->nfcid1_len = min_t(__u8, *data++, NFC_NFCID1_MAXSIZE);
pr_debug("sens_res 0x%x, nfcid1_len %d\n",
nfca_poll->sens_res, nfca_poll->nfcid1_len);
@@ -130,7 +130,7 @@ static __u8 *nci_extract_rf_params_nfcb_passive_poll(struct nci_dev *ndev,
struct rf_tech_specific_params_nfcb_poll *nfcb_poll,
__u8 *data)
{
- nfcb_poll->sensb_res_len = *data++;
+ nfcb_poll->sensb_res_len = min_t(__u8, *data++, NFC_SENSB_RES_MAXSIZE);
pr_debug("sensb_res_len %d\n", nfcb_poll->sensb_res_len);
@@ -145,7 +145,7 @@ static __u8 *nci_extract_rf_params_nfcf_passive_poll(struct nci_dev *ndev,
__u8 *data)
{
nfcf_poll->bit_rate = *data++;
- nfcf_poll->sensf_res_len = *data++;
+ nfcf_poll->sensf_res_len = min_t(__u8, *data++, NFC_SENSF_RES_MAXSIZE);
pr_debug("bit_rate %d, sensf_res_len %d\n",
nfcf_poll->bit_rate, nfcf_poll->sensf_res_len);
@@ -331,7 +331,7 @@ static int nci_extract_activation_params_iso_dep(struct nci_dev *ndev,
switch (ntf->activation_rf_tech_and_mode) {
case NCI_NFC_A_PASSIVE_POLL_MODE:
nfca_poll = &ntf->activation_params.nfca_poll_iso_dep;
- nfca_poll->rats_res_len = *data++;
+ nfca_poll->rats_res_len = min_t(__u8, *data++, 20);
pr_debug("rats_res_len %d\n", nfca_poll->rats_res_len);
if (nfca_poll->rats_res_len > 0) {
memcpy(nfca_poll->rats_res,
@@ -341,7 +341,7 @@ static int nci_extract_activation_params_iso_dep(struct nci_dev *ndev,
case NCI_NFC_B_PASSIVE_POLL_MODE:
nfcb_poll = &ntf->activation_params.nfcb_poll_iso_dep;
- nfcb_poll->attrib_res_len = *data++;
+ nfcb_poll->attrib_res_len = min_t(__u8, *data++, 50);
pr_debug("attrib_res_len %d\n", nfcb_poll->attrib_res_len);
if (nfcb_poll->attrib_res_len > 0) {
memcpy(nfcb_poll->attrib_res,
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