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Subject[PATCH v1] mfd: core: Preserve PLATFORM_DEVID_NONE
Date
There is a potential flaw if cell has id > 0 and is going to be
registered with PLATFORM_DEVID_NONE.

Ignore if PLATFORM_DEVID_NONE is supplied.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
---
drivers/mfd/mfd-core.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/mfd/mfd-core.c b/drivers/mfd/mfd-core.c
index c57e407020f1..c9583f895058 100644
--- a/drivers/mfd/mfd-core.c
+++ b/drivers/mfd/mfd-core.c
@@ -149,7 +149,7 @@ static int mfd_add_device(struct device *parent, int id,
int platform_id;
int r;

- if (id == PLATFORM_DEVID_AUTO)
+ if (id < 0)
platform_id = id;
else
platform_id = id + cell->id;
--
2.11.0
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