diff options
Diffstat (limited to 'drivers/net/wireless/ath/wil6210')
| -rw-r--r-- | drivers/net/wireless/ath/wil6210/debugfs.c | 14 | ||||
| -rw-r--r-- | drivers/net/wireless/ath/wil6210/txrx.h | 2 |
2 files changed, 5 insertions, 11 deletions
diff --git a/drivers/net/wireless/ath/wil6210/debugfs.c b/drivers/net/wireless/ath/wil6210/debugfs.c index 64d6c98174c8..fe84362718de 100644 --- a/drivers/net/wireless/ath/wil6210/debugfs.c +++ b/drivers/net/wireless/ath/wil6210/debugfs.c @@ -1012,18 +1012,12 @@ static ssize_t wil_write_file_wmi(struct file *file, const char __user *buf, u16 cmdid; int rc, rc1; - if (cmdlen < 0) + if (cmdlen < 0 || *ppos != 0) return -EINVAL; - wmi = kmalloc(len, GFP_KERNEL); - if (!wmi) - return -ENOMEM; - - rc = simple_write_to_buffer(wmi, len, ppos, buf, len); - if (rc < 0) { - kfree(wmi); - return rc; - } + wmi = memdup_user(buf, len); + if (IS_ERR(wmi)) + return PTR_ERR(wmi); cmd = (cmdlen > 0) ? &wmi[1] : NULL; cmdid = le16_to_cpu(wmi->command_id); diff --git a/drivers/net/wireless/ath/wil6210/txrx.h b/drivers/net/wireless/ath/wil6210/txrx.h index 1f4c8ec75be8..1ae1bec1b97f 100644 --- a/drivers/net/wireless/ath/wil6210/txrx.h +++ b/drivers/net/wireless/ath/wil6210/txrx.h @@ -356,7 +356,7 @@ struct vring_rx_mac { * bit 10 : cmd_dma_it:1 immediate interrupt * bit 11..15 : reserved:5 * bit 16..29 : phy_info_length:14 It is valid when the PII is set. - * When the FFM bit is set bits 29-27 are used for for + * When the FFM bit is set bits 29-27 are used for * Flex Filter Match. Matching Index to one of the L2 * EtherType Flex Filter * bit 30..31 : l4_type:2 valid if the L4I bit is set in the status field |