Accroding the man page, GL_INVALID_VALUE would generated if access has any
bits set other than those valid defined bits.
Signed-off-by: Yuanhan Liu <yuanhan....@linux.intel.com>
---
src/mesa/main/bufferobj.c | 10 ++++++++++
1 files changed, 10 insertions(+), 0 deletions(-)
diff --git a/src/mesa/main/bufferobj.c b/src/mesa/main/bufferobj.c
index ba2275d..b736329 100644
--- a/src/mesa/main/bufferobj.c
+++ b/src/mesa/main/bufferobj.c
@@ -1376,6 +1376,16 @@ _mesa_MapBufferRange(GLenum target, GLintptr offset,
GLsizeiptr length,
return NULL;
}
+ if (access & ~(GL_MAP_READ_BIT |
+ GL_MAP_WRITE_BIT |
+ GL_MAP_INVALIDATE_RANGE_BIT |
+ GL_MAP_INVALIDATE_BUFFER_BIT |
+ GL_MAP_FLUSH_EXPLICIT_BIT |
+ GL_MAP_UNSYNCHRONIZED_BIT)) {
+ _mesa_error(ctx, GL_INVALID_VALUE, "glMapBufferRange(access)");
+ return NULL;
+ }
+
if ((access & (GL_MAP_READ_BIT | GL_MAP_WRITE_BIT)) == 0) {
_mesa_error(ctx, GL_INVALID_OPERATION,
"glMapBufferRange(access indicates neither read or write)");
--
1.7.4.4
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