From: Sean Young Date: Sat, 16 Feb 2013 20:25:45 +0000 (-0300) Subject: [media] redrat3: missing endian conversions and warnings X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=fa7b9ac2e25e149fa9972fced79196c0c971a218;p=GitHub%2Fmt8127%2Fandroid_kernel_alcatel_ttab.git [media] redrat3: missing endian conversions and warnings Spotted by sparse. Signed-off-by: Sean Young Signed-off-by: Mauro Carvalho Chehab --- diff --git a/drivers/media/rc/redrat3.c b/drivers/media/rc/redrat3.c index ec655b8ef4d3..12167a6b5472 100644 --- a/drivers/media/rc/redrat3.c +++ b/drivers/media/rc/redrat3.c @@ -54,7 +54,6 @@ #include /* Driver Information */ -#define DRIVER_VERSION "0.70" #define DRIVER_AUTHOR "Jarod Wilson " #define DRIVER_AUTHOR2 "The Dweller, Stephen Cox" #define DRIVER_DESC "RedRat3 USB IR Transceiver Driver" @@ -199,14 +198,9 @@ struct redrat3_dev { /* the send endpoint */ struct usb_endpoint_descriptor *ep_out; - /* the buffer to send data */ - unsigned char *bulk_out_buf; - /* the urb used to send data */ - struct urb *write_urb; /* usb dma */ dma_addr_t dma_in; - dma_addr_t dma_out; /* rx signal timeout timer */ struct timer_list rx_timeout; @@ -239,7 +233,6 @@ static void redrat3_issue_async(struct redrat3_dev *rr3) rr3_ftr(rr3->dev, "Entering %s\n", __func__); - memset(rr3->bulk_in_buf, 0, rr3->ep_in->wMaxPacketSize); res = usb_submit_urb(rr3->read_urb, GFP_ATOMIC); if (res) rr3_dbg(rr3->dev, "%s: receive request FAILED! " @@ -368,7 +361,7 @@ static void redrat3_process_ir_data(struct redrat3_dev *rr3) { DEFINE_IR_RAW_EVENT(rawir); struct device *dev; - int i, trailer = 0; + unsigned i, trailer = 0; unsigned sig_size, single_len, offset, val; unsigned long delay; u32 mod_freq; @@ -510,15 +503,11 @@ static inline void redrat3_delete(struct redrat3_dev *rr3, { rr3_ftr(rr3->dev, "%s cleaning up\n", __func__); usb_kill_urb(rr3->read_urb); - usb_kill_urb(rr3->write_urb); usb_free_urb(rr3->read_urb); - usb_free_urb(rr3->write_urb); - usb_free_coherent(udev, rr3->ep_in->wMaxPacketSize, + usb_free_coherent(udev, le16_to_cpu(rr3->ep_in->wMaxPacketSize), rr3->bulk_in_buf, rr3->dma_in); - usb_free_coherent(udev, rr3->ep_out->wMaxPacketSize, - rr3->bulk_out_buf, rr3->dma_out); kfree(rr3); } @@ -566,7 +555,7 @@ static void redrat3_reset(struct redrat3_dev *rr3) rxpipe = usb_rcvctrlpipe(udev, 0); txpipe = usb_sndctrlpipe(udev, 0); - val = kzalloc(len, GFP_KERNEL); + val = kmalloc(len, GFP_KERNEL); if (!val) { dev_err(dev, "Memory allocation failure\n"); return; @@ -620,7 +609,7 @@ static void redrat3_get_firmware_rev(struct redrat3_dev *rr3) rr3_ftr(rr3->dev, "Exiting %s\n", __func__); } -static void redrat3_read_packet_start(struct redrat3_dev *rr3, int len) +static void redrat3_read_packet_start(struct redrat3_dev *rr3, unsigned len) { struct redrat3_header *header = rr3->bulk_in_buf; unsigned pktlen, pkttype; @@ -659,7 +648,7 @@ static void redrat3_read_packet_start(struct redrat3_dev *rr3, int len) } } -static void redrat3_read_packet_continue(struct redrat3_dev *rr3, int len) +static void redrat3_read_packet_continue(struct redrat3_dev *rr3, unsigned len) { void *irdata = &rr3->irdata; @@ -679,7 +668,7 @@ static void redrat3_read_packet_continue(struct redrat3_dev *rr3, int len) } /* gather IR data from incoming urb, process it when we have enough */ -static int redrat3_get_ir_data(struct redrat3_dev *rr3, int len) +static int redrat3_get_ir_data(struct redrat3_dev *rr3, unsigned len) { struct device *dev = rr3->dev; unsigned pkttype; @@ -755,22 +744,6 @@ static void redrat3_handle_async(struct urb *urb) } } -static void redrat3_write_bulk_callback(struct urb *urb) -{ - struct redrat3_dev *rr3; - int len; - - if (!urb) - return; - - rr3 = urb->context; - if (rr3) { - len = urb->actual_length; - rr3_ftr(rr3->dev, "%s: called (status=%d len=%d)\n", - __func__, urb->status, len); - } -} - static u16 mod_freq_to_val(unsigned int mod_freq) { int mult = 6000000; @@ -799,11 +772,11 @@ static int redrat3_transmit_ir(struct rc_dev *rcdev, unsigned *txbuf, struct redrat3_dev *rr3 = rcdev->priv; struct device *dev = rr3->dev; struct redrat3_irdata *irdata = NULL; - int i, ret, ret_len; + int ret, ret_len; int lencheck, cur_sample_len, pipe; int *sample_lens = NULL; u8 curlencheck = 0; - int sendbuf_len; + unsigned i, sendbuf_len; rr3_ftr(dev, "Entering %s\n", __func__); @@ -1015,38 +988,18 @@ static int redrat3_dev_probe(struct usb_interface *intf, } rr3->ep_in = ep_in; - rr3->bulk_in_buf = usb_alloc_coherent(udev, ep_in->wMaxPacketSize, - GFP_ATOMIC, &rr3->dma_in); + rr3->bulk_in_buf = usb_alloc_coherent(udev, + le16_to_cpu(ep_in->wMaxPacketSize), GFP_ATOMIC, &rr3->dma_in); if (!rr3->bulk_in_buf) { dev_err(dev, "Read buffer allocation failure\n"); goto error; } pipe = usb_rcvbulkpipe(udev, ep_in->bEndpointAddress); - usb_fill_bulk_urb(rr3->read_urb, udev, pipe, - rr3->bulk_in_buf, ep_in->wMaxPacketSize, - redrat3_handle_async, rr3); - - /* set up bulk-out endpoint*/ - rr3->write_urb = usb_alloc_urb(0, GFP_KERNEL); - if (!rr3->write_urb) { - dev_err(dev, "Write urb allocation failure\n"); - goto error; - } + usb_fill_bulk_urb(rr3->read_urb, udev, pipe, rr3->bulk_in_buf, + le16_to_cpu(ep_in->wMaxPacketSize), redrat3_handle_async, rr3); rr3->ep_out = ep_out; - rr3->bulk_out_buf = usb_alloc_coherent(udev, ep_out->wMaxPacketSize, - GFP_ATOMIC, &rr3->dma_out); - if (!rr3->bulk_out_buf) { - dev_err(dev, "Write buffer allocation failure\n"); - goto error; - } - - pipe = usb_sndbulkpipe(udev, ep_out->bEndpointAddress); - usb_fill_bulk_urb(rr3->write_urb, udev, pipe, - rr3->bulk_out_buf, ep_out->wMaxPacketSize, - redrat3_write_bulk_callback, rr3); - rr3->udev = udev; redrat3_reset(rr3);