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Fix libusb_open_device_with_vid_pid() to return a NULL if no device is

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found instead of the last device in its search list.

Reviewed by:	thompsa
MFC after:	5 days
This commit is contained in:
Sean Farley 2009-12-12 00:24:30 +00:00
parent 0dd84a53d7
commit abdbb3fecd
1 changed files with 2 additions and 2 deletions
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4
lib/libusb/libusb10.c
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@ -379,8 +379,6 @@ libusb_open_device_with_vid_pid(libusb_context *ctx, uint16_t vendor_id,
if ((i = libusb_get_device_list(ctx, &devs)) < 0)
return (NULL);
pdev = NULL;
for (j = 0; j < i; j++) {
pdev = devs[j]->os_priv;
pdesc = libusb20_dev_get_device_desc(pdev);
@ -396,6 +394,8 @@ libusb_open_device_with_vid_pid(libusb_context *ctx, uint16_t vendor_id,
break;
}
}
if (j == i)
pdev = NULL;
libusb_free_device_list(devs, 1);
DPRINTF(ctx, LIBUSB_DEBUG_FUNCTION, "libusb_open_device_width_vid_pid leave");