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[media] videobuf2-core: fill in q->bufs[vb->index] before buf_init() 

Fill in q->bufs[vb->index] before the call to buf_init: it makes
sense that this is initialized correctly.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
This commit is contained in:
Hans Verkuil 2015-11-20 09:31:11 -02:00 committed by Mauro Carvalho Chehab
parent 489648afcd
commit e32f856ab2
1 changed files with 3 additions and 2 deletions
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5
drivers/media/v4l2-core/videobuf2-core.c
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@ -352,6 +352,7 @@ static int __vb2_queue_alloc(struct vb2_queue *q, enum vb2_memory memory,
vb->memory = memory;
for (plane = 0; plane < num_planes; ++plane)
vb->planes[plane].length = q->plane_sizes[plane];
q->bufs[vb->index] = vb;
/* Allocate video buffer memory for the MMAP type */
if (memory == VB2_MEMORY_MMAP) {
@ -360,6 +361,7 @@ static int __vb2_queue_alloc(struct vb2_queue *q, enum vb2_memory memory,
dprintk(1, "failed allocating memory for "
"buffer %d\n", buffer);
kfree(vb);
q->bufs[vb->index] = NULL;
break;
}
/*
@ -372,12 +374,11 @@ static int __vb2_queue_alloc(struct vb2_queue *q, enum vb2_memory memory,
dprintk(1, "buffer %d %p initialization"
" failed\n", buffer, vb);
__vb2_buf_mem_free(vb);
q->bufs[vb->index] = NULL;
kfree(vb);
break;
}
}
q->bufs[q->num_buffers + buffer] = vb;
}
if (memory == VB2_MEMORY_MMAP)