diff options
| -rw-r--r-- | src/gallium/auxiliary/pipebuffer/pb_buffer.h | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/src/gallium/auxiliary/pipebuffer/pb_buffer.h b/src/gallium/auxiliary/pipebuffer/pb_buffer.h index 49705cb8627..857ea53c786 100644 --- a/src/gallium/auxiliary/pipebuffer/pb_buffer.h +++ b/src/gallium/auxiliary/pipebuffer/pb_buffer.h @@ -146,6 +146,8 @@ pb_map(struct pb_buffer *buf, unsigned flags) { assert(buf); + if(!buf) + return NULL; return buf->vtbl->map(buf, flags); } @@ -154,6 +156,8 @@ static INLINE void pb_unmap(struct pb_buffer *buf) { assert(buf); + if(!buf) + return; buf->vtbl->unmap(buf); } @@ -163,6 +167,12 @@ pb_get_base_buffer( struct pb_buffer *buf, struct pb_buffer **base_buf, unsigned *offset ) { + assert(buf); + if(!buf) { + base_buf = NULL; + offset = 0; + return; + } buf->vtbl->get_base_buffer(buf, base_buf, offset); } @@ -171,7 +181,8 @@ static INLINE void pb_destroy(struct pb_buffer *buf) { assert(buf); - assert(buf->vtbl); + if(!buf) + return; buf->vtbl->destroy(buf); } |