Return -ENOMEM in ni_E_init if ni_gpct_device_construct returns NULL
Signed-off-by: Kumar Amit Mehta <gmate.a...@gmail.com>
---
drivers/staging/comedi/drivers/ni_mio_common.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/staging/comedi/drivers/ni_mio_common.c
b/drivers/staging/comedi/drivers/ni_mio_common.c
index 8adb535..3a86d48 100644
--- a/drivers/staging/comedi/drivers/ni_mio_common.c
+++ b/drivers/staging/comedi/drivers/ni_mio_common.c
@@ -4407,6 +4407,9 @@ static int ni_E_init(struct comedi_device *dev)
&ni_gpct_read_register,
counter_variant,
NUM_GPCT);
+ if (!devpriv->counter_dev)
+ return -ENOMEM;
+
/* General purpose counters */
for (j = 0; j < NUM_GPCT; ++j) {
s = &dev->subdevices[NI_GPCT_SUBDEV(j)];
--
1.8.5.3
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