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authorKangjie Lu <[email protected]>2019-10-18 01:47:00 -0300
committerMauro Carvalho Chehab <[email protected]>2019-11-05 08:56:24 -0300
commitd39083234c60519724c6ed59509a2129fd2aed41 (patch)
tree6218d97587571531ed30bd6573c35749660eb163
parent60afcc06ad4129af6705c1b053a4275c94d97c50 (diff)
media: rcar_drif: fix a memory disclosure
"f->fmt.sdr.reserved" is uninitialized. As other peer drivers like msi2500 and airspy do, the fix initializes it to avoid memory disclosures. Signed-off-by: Kangjie Lu <[email protected]> Reviewed-by: Geert Uytterhoeven <[email protected]> Signed-off-by: Hans Verkuil <[email protected]> Signed-off-by: Mauro Carvalho Chehab <[email protected]>
-rw-r--r--drivers/media/platform/rcar_drif.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/media/platform/rcar_drif.c b/drivers/media/platform/rcar_drif.c
index 608e5217ccd5..0f267a237b42 100644
--- a/drivers/media/platform/rcar_drif.c
+++ b/drivers/media/platform/rcar_drif.c
@@ -912,6 +912,7 @@ static int rcar_drif_g_fmt_sdr_cap(struct file *file, void *priv,
{
struct rcar_drif_sdr *sdr = video_drvdata(file);
+ memset(f->fmt.sdr.reserved, 0, sizeof(f->fmt.sdr.reserved));
f->fmt.sdr.pixelformat = sdr->fmt->pixelformat;
f->fmt.sdr.buffersize = sdr->fmt->buffersize;