This causes allocation of a free id and avoids conflicts if multiple
identical SPI devices are attached.

Signed-off-by: Jan Luebbe <[email protected]>
---
 drivers/spi/spi.c |    2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c
index 7a8aed4..a7fe10c 100644
--- a/drivers/spi/spi.c
+++ b/drivers/spi/spi.c
@@ -78,6 +78,8 @@ struct spi_device *spi_new_device(struct spi_master *master,
        proxy->bits_per_word = chip->bits_per_word ? chip->bits_per_word : 8;
        proxy->dev.platform_data = chip->platform_data;
        strcpy(proxy->dev.name, chip->name);
+       /* allocate a free id for this chip */
+       proxy->dev.id = DEVICE_ID_DYNAMIC;
        proxy->dev.type_data = proxy;
        dev_add_child(master->dev, &proxy->dev);
 
-- 
1.7.9.5


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