Gitweb: http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=630e499724bda4ecb62b1f6652656e886f04197f Commit: 630e499724bda4ecb62b1f6652656e886f04197f Parent: 14e3e07979c4384e45e751882292d3b38477e855 Author: Alex Villacís Lasso <[EMAIL PROTECTED]> AuthorDate: Mon Oct 8 01:07:28 2007 -0700 Committer: David S. Miller <[EMAIL PROTECTED]> CommitDate: Wed Oct 10 16:54:50 2007 -0700
[IRDA]: Oops fix for ksdazzle This fixes a kernel oops triggered by the ksdazzle SIR driver. We need more space for input frames, and 2048 should be plenty of it. Signed-off-by: Alex Villacís Lasso <[EMAIL PROTECTED]> Signed-off-by: Samuel Ortiz <[EMAIL PROTECTED]> Signed-off-by: David S. Miller <[EMAIL PROTECTED]> --- drivers/net/irda/ksdazzle-sir.c | 16 +++++++++++++--- 1 files changed, 13 insertions(+), 3 deletions(-) diff --git a/drivers/net/irda/ksdazzle-sir.c b/drivers/net/irda/ksdazzle-sir.c index af60f24..d01a285 100644 --- a/drivers/net/irda/ksdazzle-sir.c +++ b/drivers/net/irda/ksdazzle-sir.c @@ -1,7 +1,7 @@ /***************************************************************************** * * Filename: ksdazzle.c -* Version: 0.1.1 +* Version: 0.1.2 * Description: Irda KingSun Dazzle USB Dongle * Status: Experimental * Author: Alex Villacís Lasso <[EMAIL PROTECTED]> @@ -113,6 +113,7 @@ MODULE_DEVICE_TABLE(usb, dongles); #define KINGSUN_REQ_SEND 0x09 #define KINGSUN_SND_FIFO_SIZE 2048 /* Max packet we can send */ +#define KINGSUN_RCV_MAX 2048 /* Max transfer we can receive */ struct ksdazzle_speedparams { __le32 baudrate; /* baud rate, little endian */ @@ -150,7 +151,7 @@ struct ksdazzle_cb { __u8 tx_payload[8]; struct urb *rx_urb; - __u8 rx_payload[8]; + __u8 *rx_buf; iobuff_t rx_unwrap_buff; struct usb_ctrlrequest *speed_setuprequest; @@ -440,7 +441,8 @@ static int ksdazzle_net_open(struct net_device *netdev) /* Start reception. */ usb_fill_int_urb(kingsun->rx_urb, kingsun->usbdev, usb_rcvintpipe(kingsun->usbdev, kingsun->ep_in), - kingsun->rx_payload, 8, ksdazzle_rcv_irq, kingsun, 1); + kingsun->rx_buf, KINGSUN_RCV_MAX, ksdazzle_rcv_irq, + kingsun, 1); kingsun->rx_urb->status = 0; err = usb_submit_urb(kingsun->rx_urb, GFP_KERNEL); if (err) { @@ -641,6 +643,7 @@ static int ksdazzle_probe(struct usb_interface *intf, kingsun->tx_buf_clear_sent = 0; kingsun->rx_urb = NULL; + kingsun->rx_buf = NULL; kingsun->rx_unwrap_buff.in_frame = FALSE; kingsun->rx_unwrap_buff.state = OUTSIDE_FRAME; kingsun->rx_unwrap_buff.skb = NULL; @@ -651,6 +654,11 @@ static int ksdazzle_probe(struct usb_interface *intf, kingsun->speed_urb = NULL; kingsun->speedparams.baudrate = 0; + /* Allocate input buffer */ + kingsun->rx_buf = kmalloc(KINGSUN_RCV_MAX, GFP_KERNEL); + if (!kingsun->rx_buf) + goto free_mem; + /* Allocate output buffer */ kingsun->tx_buf_clear = kmalloc(KINGSUN_SND_FIFO_SIZE, GFP_KERNEL); if (!kingsun->tx_buf_clear) @@ -714,6 +722,7 @@ static int ksdazzle_probe(struct usb_interface *intf, free_mem: kfree(kingsun->speed_setuprequest); kfree(kingsun->tx_buf_clear); + kfree(kingsun->rx_buf); free_netdev(net); err_out1: return ret; @@ -746,6 +755,7 @@ static void ksdazzle_disconnect(struct usb_interface *intf) kfree(kingsun->speed_setuprequest); kfree(kingsun->tx_buf_clear); + kfree(kingsun->rx_buf); free_netdev(kingsun->netdev); usb_set_intfdata(intf, NULL); - To unsubscribe from this list: send the line "unsubscribe git-commits-head" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html