clk: samsung: s3c2410: Remove usage of CLK_IS_BASIC

[sfrench/cifs-2.6.git] / drivers / iio / industrialio-buffer.c

diff --git a/drivers/iio/industrialio-buffer.c b/drivers/iio/industrialio-buffer.c
index 79abf70a126ddde78e0a60fe5adecb829f0423ce..cd5bfe39591bb2b2d44b3848cc2d84ef2d4a38f2 100644 (file)
--- a/drivers/iio/industrialio-buffer.c
+++ b/drivers/iio/industrialio-buffer.c
@@ -175,7 +175,7 @@ __poll_t iio_buffer_poll(struct file *filp,
        struct iio_dev *indio_dev = filp->private_data;
        struct iio_buffer *rb = indio_dev->buffer;
 
-       if (!indio_dev->info)
+       if (!indio_dev->info || rb == NULL)
                return 0;
 
        poll_wait(filp, &rb->pollq, wait);