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authorRussell King <rmk@dyn-67.arm.linux.org.uk>2009-04-02 23:22:11 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2009-04-02 23:22:11 +0100
commitcd02938a828f4b2098a074afb7454f106f2e8df5 (patch)
tree7b543fd6aa82a62dc3a9614c26f89daca83e77d5 /drivers/spi/xilinx_spi.c
parent9d681f3a1b27fdfc17ea251cf8d5f627dab34670 (diff)
parent172ef275444efa12d834fb9d1b1acdac92db47f7 (diff)
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Merge branch 'smsc911x-armplatforms' of git://github.com/steveglen/linux-2.6
Diffstat (limited to 'drivers/spi/xilinx_spi.c')
-rw-r--r--drivers/spi/xilinx_spi.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/spi/xilinx_spi.c b/drivers/spi/xilinx_spi.c
index fe7e5f3..494d3f7 100644
--- a/drivers/spi/xilinx_spi.c
+++ b/drivers/spi/xilinx_spi.c
@@ -354,7 +354,7 @@ static int __init xilinx_spi_of_probe(struct of_device *ofdev,
if (xspi->regs == NULL) {
rc = -ENOMEM;
dev_warn(&ofdev->dev, "ioremap failure\n");
- goto put_master;
+ goto release_mem;
}
xspi->irq = r_irq->start;
@@ -365,7 +365,7 @@ static int __init xilinx_spi_of_probe(struct of_device *ofdev,
prop = of_get_property(ofdev->node, "xlnx,num-ss-bits", &len);
if (!prop || len < sizeof(*prop)) {
dev_warn(&ofdev->dev, "no 'xlnx,num-ss-bits' property\n");
- goto put_master;
+ goto unmap_io;
}
master->num_chipselect = *prop;
@@ -397,6 +397,8 @@ free_irq:
free_irq(xspi->irq, xspi);
unmap_io:
iounmap(xspi->regs);
+release_mem:
+ release_mem_region(r_mem->start, resource_size(r_mem));
put_master:
spi_master_put(master);
return rc;
@@ -406,6 +408,7 @@ static int __devexit xilinx_spi_remove(struct of_device *ofdev)
{
struct xilinx_spi *xspi;
struct spi_master *master;
+ struct resource r_mem;
master = platform_get_drvdata(ofdev);
xspi = spi_master_get_devdata(master);
@@ -413,6 +416,8 @@ static int __devexit xilinx_spi_remove(struct of_device *ofdev)
spi_bitbang_stop(&xspi->bitbang);
free_irq(xspi->irq, xspi);
iounmap(xspi->regs);
+ if (!of_address_to_resource(ofdev->node, 0, &r_mem))
+ release_mem_region(r_mem.start, resource_size(&r_mem));
dev_set_drvdata(&ofdev->dev, 0);
spi_master_put(xspi->bitbang.master);