All of lore.kernel.org
 help / color / mirror / Atom feed
* [PATCH] Staging: atomisp: fix an uninitialized variable bug
@ 2017-03-17 20:45 ` Dan Carpenter
  0 siblings, 0 replies; 2+ messages in thread
From: Dan Carpenter @ 2017-03-17 20:45 UTC (permalink / raw)
  To: Mauro Carvalho Chehab, Alan Cox
  Cc: Greg Kroah-Hartman, linux-media, devel, kernel-janitors

There are some error paths in atomisp_css_frame_allocate() which don't
initialize "res" so it could lead us to try release random memory.

Fixes: a49d25364dfb ("staging/atomisp: Add support for the Intel IPU v2")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>

diff --git a/drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c b/drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c
index d9a5c24633cb..0f01047cdf8e 100644
--- a/drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c
+++ b/drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c
@@ -4733,7 +4733,7 @@ static int
 atomisp_v4l2_framebuffer_to_css_frame(const struct v4l2_framebuffer *arg,
 					 struct atomisp_css_frame **result)
 {
-	struct atomisp_css_frame *res;
+	struct atomisp_css_frame *res = NULL;
 	unsigned int padded_width;
 	enum atomisp_css_frame_format sh_format;
 	char *tmp_buf = NULL;

^ permalink raw reply related	[flat|nested] 2+ messages in thread

* [PATCH] Staging: atomisp: fix an uninitialized variable bug
@ 2017-03-17 20:45 ` Dan Carpenter
  0 siblings, 0 replies; 2+ messages in thread
From: Dan Carpenter @ 2017-03-17 20:45 UTC (permalink / raw)
  To: Mauro Carvalho Chehab, Alan Cox
  Cc: Greg Kroah-Hartman, linux-media, devel, kernel-janitors

There are some error paths in atomisp_css_frame_allocate() which don't
initialize "res" so it could lead us to try release random memory.

Fixes: a49d25364dfb ("staging/atomisp: Add support for the Intel IPU v2")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>

diff --git a/drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c b/drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c
index d9a5c24633cb..0f01047cdf8e 100644
--- a/drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c
+++ b/drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c
@@ -4733,7 +4733,7 @@ static int
 atomisp_v4l2_framebuffer_to_css_frame(const struct v4l2_framebuffer *arg,
 					 struct atomisp_css_frame **result)
 {
-	struct atomisp_css_frame *res;
+	struct atomisp_css_frame *res = NULL;
 	unsigned int padded_width;
 	enum atomisp_css_frame_format sh_format;
 	char *tmp_buf = NULL;

^ permalink raw reply related	[flat|nested] 2+ messages in thread

end of thread, other threads:[~2017-03-17 20:46 UTC | newest]

Thread overview: 2+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2017-03-17 20:45 [PATCH] Staging: atomisp: fix an uninitialized variable bug Dan Carpenter
2017-03-17 20:45 ` Dan Carpenter

This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.