#include <linux/usb.h>
#include "se401.h"
-static int flickerless=0;
+static int flickerless;
static int video_nr = -1;
static struct usb_device_id device_table [] = {
case -ENOENT:
case -ESHUTDOWN:
/* this urb is terminated, clean up */
- dbg("%s - urb shutting down with status: %d", __FUNCTION__, urb->status);
+ dbg("%s - urb shutting down with status: %d", __func__, urb->status);
return;
default:
- dbg("%s - nonzero urb status received: %d", __FUNCTION__, urb->status);
+ dbg("%s - nonzero urb status received: %d", __func__, urb->status);
goto exit;
}
status = usb_submit_urb (urb, GFP_ATOMIC);
if (status)
err ("%s - usb_submit_urb failed with result %d",
- __FUNCTION__, status);
+ __func__, status);
}
static void se401_video_irq(struct urb *urb)
}
for (i=0; i<SE401_NUMSBUF; i++) {
se401->sbuf[i].data=kmalloc(SE401_PACKETSIZE, GFP_KERNEL);
+ if (!se401->sbuf[i].data) {
+ for(i = i - 1; i >= 0; i--) {
+ kfree(se401->sbuf[i].data);
+ se401->sbuf[i].data = NULL;
+ }
+ return -ENOMEM;
+ }
}
se401->bayeroffset=0;
se401->scratch_overflow=0;
for (i=0; i<SE401_NUMSCRATCH; i++) {
se401->scratch[i].data=kmalloc(SE401_PACKETSIZE, GFP_KERNEL);
+ if (!se401->scratch[i].data) {
+ for(i = i - 1; i >= 0; i--) {
+ kfree(se401->scratch[i].data);
+ se401->scratch[i].data = NULL;
+ }
+ goto nomem_sbuf;
+ }
se401->scratch[i].state=BUFFER_UNUSED;
}
for (i=0; i<SE401_NUMSBUF; i++) {
urb=usb_alloc_urb(0, GFP_KERNEL);
- if(!urb)
- return -ENOMEM;
+ if(!urb) {
+ for(i = i - 1; i >= 0; i--) {
+ usb_kill_urb(se401->urb[i]);
+ usb_free_urb(se401->urb[i]);
+ se401->urb[i] = NULL;
+ }
+ goto nomem_scratch;
+ }
usb_fill_bulk_urb(urb, se401->dev,
usb_rcvbulkpipe(se401->dev, SE401_VIDEO_ENDPOINT),
se401->framecount=0;
return 0;
+
+ nomem_scratch:
+ for (i=0; i<SE401_NUMSCRATCH; i++) {
+ kfree(se401->scratch[i].data);
+ se401->scratch[i].data = NULL;
+ }
+ nomem_sbuf:
+ for (i=0; i<SE401_NUMSBUF; i++) {
+ kfree(se401->sbuf[i].data);
+ se401->sbuf[i].data = NULL;
+ }
+ return -ENOMEM;
}
static int se401_stop_stream(struct usb_se401 *se401)
.read = se401_read,
.mmap = se401_mmap,
.ioctl = se401_ioctl,
+#ifdef CONFIG_COMPAT
.compat_ioctl = v4l_compat_ioctl32,
+#endif
.llseek = no_llseek,
};
static struct video_device se401_template = {
.owner = THIS_MODULE,
.name = "se401 USB camera",
.type = VID_TYPE_CAPTURE,
- .hardware = VID_HARDWARE_SE401,
.fops = &se401_fops,
};
rc=se401_sndctrl(0, se401, SE401_REQ_GET_HEIGHT, 0, cp, sizeof(cp));
se401->cheight=cp[0]+cp[1]*256;
- if (!cp[2] && SE401_FORMAT_BAYER) {
+ if (!(cp[2] & SE401_FORMAT_BAYER)) {
err("Bayer format not supported!");
return 1;
}