[Mesa-dev] [PATCH] vl: u_upload_alloc might fail to allocate buffer in bicubic filter
Nayan Deshmukh
nayan26deshmukh at gmail.com
Wed Feb 22 08:25:02 UTC 2017
Signed-off-by: Nayan Deshmukh <nayan26deshmukh at gmail.com>
---
src/gallium/auxiliary/vl/vl_bicubic_filter.c | 8 +++++---
1 file changed, 5 insertions(+), 3 deletions(-)
diff --git a/src/gallium/auxiliary/vl/vl_bicubic_filter.c b/src/gallium/auxiliary/vl/vl_bicubic_filter.c
index 570f153..275dd2a 100644
--- a/src/gallium/auxiliary/vl/vl_bicubic_filter.c
+++ b/src/gallium/auxiliary/vl/vl_bicubic_filter.c
@@ -416,14 +416,16 @@ vl_bicubic_filter_render(struct vl_bicubic_filter *filter,
viewport.scale[2] = 1;
struct pipe_constant_buffer cb = {};
- float *ptr;
+ float *ptr = NULL;
u_upload_alloc(filter->pipe->const_uploader, 0, 2 * sizeof(float), 256,
&cb.buffer_offset, &cb.buffer, (void**)&ptr);
cb.buffer_size = 2 * sizeof(float);
- ptr[0] = 0.5f/viewport.scale[0];
- ptr[1] = 0.5f/viewport.scale[1];
+ if (ptr) {
+ ptr[0] = 0.5f/viewport.scale[0];
+ ptr[1] = 0.5f/viewport.scale[1];
+ }
u_upload_unmap(filter->pipe->const_uploader);
memset(&fb_state, 0, sizeof(fb_state));
--
2.9.3
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