The patch titled
w1: make ds1wm driver to check ds1wm_platform_data pointer against NULL
has been added to the -mm tree. Its filename is
make-ds1wm-driver-to-check-ds1wm_platform_data-pointer-against-null.patch
*** Remember to use Documentation/SubmitChecklist when testing your code ***
See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this
------------------------------------------------------
Subject: w1: make ds1wm driver to check ds1wm_platform_data pointer against NULL
From: "eric miao" <eric.y.miao@xxxxxxxxx>
Do a sanity check for the "struct ds1wm_platform_data" pointer passed in by
the platform_device, and so to enforce each platform to provide a valid
structure.
Signed-off-by: eric miao <eric.miao@xxxxxxxxxxx>
Cc: "Szabolcs Gyurko" <szabolcs.gyurko@xxxxxx>
Cc: Evgeniy Polyakov <johnpol@xxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/w1/masters/ds1wm.c | 4 ++++
1 file changed, 4 insertions(+)
diff -puN drivers/w1/masters/ds1wm.c~make-ds1wm-driver-to-check-ds1wm_platform_data-pointer-against-null drivers/w1/masters/ds1wm.c
--- a/drivers/w1/masters/ds1wm.c~make-ds1wm-driver-to-check-ds1wm_platform_data-pointer-against-null
+++ a/drivers/w1/masters/ds1wm.c
@@ -351,6 +351,10 @@ static int ds1wm_probe(struct platform_d
goto err0;
}
plat = pdev->dev.platform_data;
+ if (!plat) {
+ ret = -ENXIO;
+ goto err0;
+ }
ds1wm_data->bus_shift = plat->bus_shift;
ds1wm_data->pdev = pdev;
ds1wm_data->pdata = plat;
_
Patches currently in -mm which might be from eric.y.miao@xxxxxxxxx are
make-ds1wm-driver-to-check-ds1wm_platform_data-pointer-against-null.patch
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