forgot to mention - Slackware 8.1, kernel 2.4.19, no modifications to the SCSI subsystem.
----- Original Message ----- From: "Mike Nix" <m...@wanm.com.au> To: <sane-de...@www.mostang.com> Sent: Wednesday, October 09, 2002 12:30 PM Subject: [sane-devel] aha152x with mustek scanner and SANE > Hi, > > I've been trying to get the aha152x driver working with an adaptec SCSI card > (aic-6360 based ISA card) and mustek MFS-12000-SP scanner with partial > success. > > I have had the scanner working with a DTC card and the NCR driver, but as it > has no interrupts, and took the systems entire attention for 30 seconds to > scan, I needed to change the card. > > With the aha152x diver, the scanner is found & initialized and the scan > commences - but about the time the first data is returned from the scanner I > get a NULL pointer exception. > > It is happening in aha152x.c about line 1523 : (the line number is > approximate, I have edited the file a bit) > SCpnt->SCp.ptr = SG_ADDRESS(SCpnt->SCp.buffer); > > It is on the first call to internal_queue where SCpnt->use_sg is non-zero. > The exception occurs because SCpnt->SCp.buffer->page is NULL > > This is 100% repeatable, and I added some code to return FAILED when the > problem occurs - so I can run tests easily enough. > > I realize this is likely a SCSI driver problem, but imagine someone might > have seen it before. > Mike > -- > WA Network Maintenance I can tell a computer > http://www.wanm.com.au to do anything! > PO Box 492, I just wish they'd > Bridgetown 6255. listen to me! > Phone: 04-1798-1973 Fax: 04-0929-1138 > > DirecPC Linux - direcpc.sourceforge.net > > > _______________________________________________ > Sane-devel mailing list > sane-de...@www.mostang.com > http://www.mostang.com/mailman/listinfo/sane-devel > >
