diff options
| author | David Brownell <david-b@pacbell.net> | 2006-12-29 16:48:47 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.osdl.org> | 2006-12-30 10:56:42 -0800 |
| commit | de4fa99266b2e1f6771644b9b50f33fe8f82d728 (patch) | |
| tree | 1c1afc6745a16504acdf775fae7d9fef3df12bef /drivers/mtd/devices | |
| parent | 17c65d69906a6e2e6df4822b00a9e5e00e35ea9a (diff) | |
[PATCH] SPI/MTD: mtd_dataflash oops prevention
Return a fault code if the Dataflash driver runs into a "no device present"
error when the MISO line has a pulldown (it currently expects a pullup), so
that rmmod won't oops.
Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Cc: David Woodhouse <dwmw2@infradead.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers/mtd/devices')
| -rw-r--r-- | drivers/mtd/devices/mtd_dataflash.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/mtd/devices/mtd_dataflash.c b/drivers/mtd/devices/mtd_dataflash.c index 0a7e86859bf..910e4061dfd 100644 --- a/drivers/mtd/devices/mtd_dataflash.c +++ b/drivers/mtd/devices/mtd_dataflash.c @@ -536,7 +536,7 @@ static int __devinit dataflash_probe(struct spi_device *spi) if (status <= 0 || status == 0xff) { DEBUG(MTD_DEBUG_LEVEL1, "%s: status error %d\n", spi->dev.bus_id, status); - if (status == 0xff) + if (status == 0 || status == 0xff) status = -ENODEV; return status; } |