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authorGernot Vormayr <gvormayr@gmail.com>2013-05-24 15:55:03 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2013-05-24 16:22:50 -0700
commit585dc0c2f68981c02a0bb6fc8fe191a3f513959c (patch)
tree666f0d81139ab251365a7a0a171c50e333407d04 /drivers/block/xsysace.c
parent17fdfd0851617b6c18c0913364caf2a54171ce85 (diff)
downloadop-kernel-dev-585dc0c2f68981c02a0bb6fc8fe191a3f513959c.zip
op-kernel-dev-585dc0c2f68981c02a0bb6fc8fe191a3f513959c.tar.gz
drivers/block/xsysace.c: fix id with missing port-number
If the port number is missing from the device-tree the device gets named xs` instead of xsa. This fixes the check for missing ids. Tested on ml507 board. Signed-off-by: Gernot Vormayr <gvormayr@gmail.com> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: Jens Axboe <axboe@kernel.dk> Cc: Grant Likely <grant.likely@linaro.org> Cc: Rob Herring <rob.herring@calxeda.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/block/xsysace.c')
-rw-r--r--drivers/block/xsysace.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/block/xsysace.c b/drivers/block/xsysace.c
index f8ef15f..3fd130f 100644
--- a/drivers/block/xsysace.c
+++ b/drivers/block/xsysace.c
@@ -1160,8 +1160,7 @@ static int ace_probe(struct platform_device *dev)
dev_dbg(&dev->dev, "ace_probe(%p)\n", dev);
/* device id and bus width */
- of_property_read_u32(dev->dev.of_node, "port-number", &id);
- if (id < 0)
+ if (of_property_read_u32(dev->dev.of_node, "port-number", &id))
id = 0;
if (of_find_property(dev->dev.of_node, "8-bit", NULL))
bus_width = ACE_BUS_WIDTH_8;
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