[media] smiapp: check memory allocation failure

Message ID 20170824055839.26767-1-christophe.jaillet@wanadoo.fr (mailing list archive)
State Accepted, archived
Delegated to: Laurent Pinchart
Headers

Commit Message

Christophe JAILLET Aug. 24, 2017, 5:58 a.m. UTC
  Check memory allocation failure and return -ENOMEM in such a case.

Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
---
 drivers/media/i2c/smiapp/smiapp-core.c | 2 ++
 1 file changed, 2 insertions(+)
  

Patch

diff --git a/drivers/media/i2c/smiapp/smiapp-core.c b/drivers/media/i2c/smiapp/smiapp-core.c
index aff55e1dffe7..700f433261d0 100644
--- a/drivers/media/i2c/smiapp/smiapp-core.c
+++ b/drivers/media/i2c/smiapp/smiapp-core.c
@@ -841,6 +841,8 @@  static int smiapp_get_mbus_formats(struct smiapp_sensor *sensor)
 		&client->dev,
 		compressed_max_bpp - sensor->compressed_min_bpp + 1,
 		sizeof(*sensor->valid_link_freqs), GFP_KERNEL);
+	if (!sensor->valid_link_freqs)
+		return -ENOMEM;
 
 	for (i = 0; i < ARRAY_SIZE(smiapp_csi_data_formats); i++) {
 		const struct smiapp_csi_data_format *f =