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Ignore EBUSY from usb_set_configuration. This function fails, if a different 

interface of the same device is claimed (e.g. by usblp).
merge-requests/1/head
Henning Geinitz 2005-09-23 12:52:35 +00:00
rodzic e3e00e9d91
commit b27183004c
2 zmienionych plików z 12 dodań i 6 usunięć
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3
ChangeLog
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@ -9,6 +9,9 @@
to scanimage (based on patch from Mario Goppold
<mgoppold@tbz-pariv.de>). Updated copyright information, added
links to sane-devel mailing list.
* sanei/sanei_usb.c: Ignore EBUSY from usb_set_configuration. This
function fails, if a different interface of the same device is
claimed (e.g. by usblp).
2005-09-22 Mattias Ellert <mattias.ellert@tsl.uu.se>

15
sanei/sanei_usb.c
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@ -1,6 +1,6 @@
/* sane - Scanner Access Now Easy.
Copyright (C) 2003 Rene Rebe (sanei_read_int,sanei_set_timeout)
Copyright (C) 2001 - 2003 Henning Meier-Geinitz
Copyright (C) 2001 - 2005 Henning Meier-Geinitz
Copyright (C) 2001 Frank Zago (sanei_usb_control_msg)
Copyright (C) 2005 Paul Smedley <paul@smedley.info> (OS/2 usbcalls)
This file is part of the SANE package.
@ -760,12 +760,15 @@ sanei_usb_open (SANE_String_Const devname, SANE_Int * dn)
}
else if (errno == EBUSY)
{
DBG (1, "Maybe the kernel scanner driver claims the "
"scanner's interface?\n");
status = SANE_STATUS_DEVICE_BUSY;
DBG (3, "Maybe the kernel scanner driver or usblp claims the "
"interface? Ignoring this error...\n");
status = SANE_STATUS_GOOD;
}
if (status != SANE_STATUS_GOOD)
{
usb_close (devices[devcount].libusb_handle);
return status;
}
usb_close (devices[devcount].libusb_handle);
return status;
}
/* Claim the interface */