diff options
Diffstat (limited to 'drivers/staging/greybus/es2.c')
| -rw-r--r-- | drivers/staging/greybus/es2.c | 11 |
1 files changed, 5 insertions, 6 deletions
diff --git a/drivers/staging/greybus/es2.c b/drivers/staging/greybus/es2.c index baab460eeaa3..c1929dfa9b31 100644 --- a/drivers/staging/greybus/es2.c +++ b/drivers/staging/greybus/es2.c @@ -175,10 +175,9 @@ static int output_sync(struct es2_ap_dev *es2, void *req, u16 size, u8 cmd) u8 *data; int retval; - data = kmalloc(size, GFP_KERNEL); + data = kmemdup(req, size, GFP_KERNEL); if (!data) return -ENOMEM; - memcpy(data, req, size); retval = usb_control_msg(udev, usb_sndctrlpipe(udev, 0), cmd, @@ -1034,7 +1033,7 @@ static struct arpc *arpc_alloc(void *payload, u16 size, u8 type) goto err_free_req; rpc->req->type = type; - rpc->req->size = cpu_to_le16(sizeof(rpc->req) + size); + rpc->req->size = cpu_to_le16(sizeof(*rpc->req) + size); memcpy(rpc->req->data, payload, size); init_completion(&rpc->response_received); @@ -1250,7 +1249,7 @@ static int apb_log_poll(void *data) static ssize_t apb_log_read(struct file *f, char __user *buf, size_t count, loff_t *ppos) { - struct es2_ap_dev *es2 = f->f_inode->i_private; + struct es2_ap_dev *es2 = file_inode(f)->i_private; ssize_t ret; size_t copied; char *tmp_buf; @@ -1304,7 +1303,7 @@ static void usb_log_disable(struct es2_ap_dev *es2) static ssize_t apb_log_enable_read(struct file *f, char __user *buf, size_t count, loff_t *ppos) { - struct es2_ap_dev *es2 = f->f_inode->i_private; + struct es2_ap_dev *es2 = file_inode(f)->i_private; int enable = !IS_ERR_OR_NULL(es2->apb_log_task); char tmp_buf[3]; @@ -1317,7 +1316,7 @@ static ssize_t apb_log_enable_write(struct file *f, const char __user *buf, { int enable; ssize_t retval; - struct es2_ap_dev *es2 = f->f_inode->i_private; + struct es2_ap_dev *es2 = file_inode(f)->i_private; retval = kstrtoint_from_user(buf, count, 10, &enable); if (retval) |