From: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
The "height" and "width" values come from the user so the "height * width"
multiplication can overflow.
Fixes: a49d25364dfb ("staging/atomisp: Add support for the Intel IPU v2")
Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
Link: https://lore.kernel.org/r/YxBBCRnm3mmvaiuR@kili
Reviewed-by: Hans de Goede <hdegoede@xxxxxxxxxx>
Signed-off-by: Hans de Goede <hdegoede@xxxxxxxxxx>
---
drivers/staging/media/atomisp/pci/sh_css_params.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/staging/media/atomisp/pci/sh_css_params.c b/drivers/staging/media/atomisp/pci/sh_css_params.c
index 0e7c38b2bfe3..67915d76a87f 100644
--- a/drivers/staging/media/atomisp/pci/sh_css_params.c
+++ b/drivers/staging/media/atomisp/pci/sh_css_params.c
@@ -950,8 +950,8 @@ sh_css_set_black_frame(struct ia_css_stream *stream,
params->fpn_config.data = NULL;
}
if (!params->fpn_config.data) {
- params->fpn_config.data = kvmalloc(height * width *
- sizeof(short), GFP_KERNEL);
+ params->fpn_config.data = kvmalloc(array3_size(height, width, sizeof(short)),
+ GFP_KERNEL);
if (!params->fpn_config.data) {
IA_CSS_ERROR("out of memory");
IA_CSS_LEAVE_ERR_PRIVATE(-ENOMEM);
--
2.37.2
