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authorDamian Hobson-Garcia <dhobsong@igel.co.jp>2012-11-16 06:46:12 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2012-11-21 22:44:10 +0100
commitd5185c4eb3a022f7e7a435238c2b0b885e6b4821 (patch)
treeaece700c34a2f5af161740a2e85a756040dd557a /drivers/uio/uio_dmem_genirq.c
parentdrivers: uio_dmem_genirq: Allow partial success when opening device (diff)
downloadlinux-d5185c4eb3a022f7e7a435238c2b0b885e6b4821.tar.xz
linux-d5185c4eb3a022f7e7a435238c2b0b885e6b4821.zip
drivers: uio: Only allocate new private data when probing device tree node
The same condition should be used both when allocating and freeing the driver private data. When dev.of_node is non NULL, allocate a new private data structure, otherwise use the values from the platform data. Reported-by: Fengguang Wu <fengguang.wu@intel.com> Signed-off-by: Damian Hobson-Garcia <dhobsong@igel.co.jp> Cc: "Hans J. Koch" <hjk@hansjkoch.de> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/uio/uio_dmem_genirq.c')
-rw-r--r--drivers/uio/uio_dmem_genirq.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/uio/uio_dmem_genirq.c b/drivers/uio/uio_dmem_genirq.c
index bbdf92559e3f..252434c9ea9d 100644
--- a/drivers/uio/uio_dmem_genirq.c
+++ b/drivers/uio/uio_dmem_genirq.c
@@ -153,7 +153,7 @@ static int uio_dmem_genirq_probe(struct platform_device *pdev)
int ret = -EINVAL;
int i;
- if (!uioinfo) {
+ if (pdev->dev.of_node) {
int irq;
/* alloc uioinfo for one device */