Messages in this thread Patch in this message | | | Date | Tue, 14 Oct 2014 13:44:47 +0100 | From | Alan Cox <> | Subject | [PATCH] pcmcia: don't bale on invalid card headers |
| |
There is no requirement a PCMCIA card has valid CIS data or even a CIS. The MTD layer correctly handles this but the core PCMCIA code erroneously refuses to accept the card and prevents the MTD driver from working in this case.
Tested with an Apple Newton 1MB SRAM card.
Signed-off-by: Alan Cox <alan@linux.intel.com>
diff -u --new-file --recursive --exclude-from ac/.gitignore next/drivers/pcmcia/ds.c ac/drivers/pcmcia/ds.c --- next/drivers/pcmcia/ds.c 2013-10-28 11:40:29.721315588 +0000 +++ ac/drivers/pcmcia/ds.c 2014-10-14 13:43:35.431774459 +0100 @@ -635,7 +635,6 @@ ret = pccard_validate_cis(s, &no_chains); if (ret || !no_chains) { dev_dbg(&s->dev, "invalid CIS or invalid resources\n"); - return -ENODEV; } if (!pccard_read_tuple(s, BIND_FN_ALL, CISTPL_LONGLINK_MFC, &mfc))
| |