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V4L/DVB: TM6000: Fix code which cause memory corruption
author
Bee Hock Goh
<beehock@gmail.com>
Wed, 7 Apr 2010 23:57:19 +0000
(20:57 -0300)
committer
Mauro Carvalho Chehab
<mchehab@redhat.com>
Wed, 19 May 2010 15:57:33 +0000
(12:57 -0300)
The driver was doing malloc when buf is null causing memory corruption.
The analog part is still pretty much broken but at least fixing this
will stop it from crashing the machine when streamon.
Signed-off-by: Bee Hock Goh <beehock@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
drivers/staging/tm6000/tm6000-video.c
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diff --git
a/drivers/staging/tm6000/tm6000-video.c
b/drivers/staging/tm6000/tm6000-video.c
index
67f4d29
..
be6fcb7
100644
(file)
--- a/
drivers/staging/tm6000/tm6000-video.c
+++ b/
drivers/staging/tm6000/tm6000-video.c
@@
-491,7
+491,7
@@
static inline int tm6000_isoc_copy(struct urb *urb)
unsigned long copied;
get_next_buf(dma_q, &buf);
- if (
!
buf)
+ if (buf)
outp = videobuf_to_vmalloc(&buf->vb);
if (!outp)