To avoid a dereference of a NULL pointer, the availability of the function is
checked before its use.
Signed-off-by: Samuel Iglesias Gonsalvez <siglesias@xxxxxxxxxx>
---
drivers/staging/ipack/bridges/tpci200.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/staging/ipack/bridges/tpci200.c b/drivers/staging/ipack/bridges/tpci200.c
index 0c2a50a..ee26d9a 100644
--- a/drivers/staging/ipack/bridges/tpci200.c
+++ b/drivers/staging/ipack/bridges/tpci200.c
@@ -764,6 +764,8 @@ out:
static void tpci200_slot_remove(struct tpci200_slot *slot)
{
if ((slot->dev == NULL) ||
+ (slot->dev->driver == NULL) ||
+ (slot->dev->driver->ops == NULL) ||
(slot->dev->driver->ops->remove == NULL))
return;
--
1.7.10
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