From: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Date: Thu, 24 Aug 2017 05:58:39 +0000 (-0400)
Subject: media: smiapp: check memory allocation failure
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=72c901582c366da670181b9a13dea28d2078b905;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git

media: smiapp: check memory allocation failure

Check memory allocation failure and return -ENOMEM in such a case.

Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
---

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 =