提交 1e3197d6 编写于 作者: F fred gao 提交者: Zhenyu Wang

drm/i915/gvt: Refine error handling for perform_bb_shadow

fix the wrong return type and return error once the unknown
command is scanned.

v2:
- separate this error handle from healthy rating code. (Zhenyu)
Signed-off-by: Nfred gao <fred.gao@intel.com>
Signed-off-by: NZhenyu Wang <zhenyuw@linux.intel.com>
上级 0f43702a
......@@ -1576,11 +1576,11 @@ static int batch_buffer_needs_scan(struct parser_exec_state *s)
return 1;
}
static uint32_t find_bb_size(struct parser_exec_state *s)
static int find_bb_size(struct parser_exec_state *s)
{
unsigned long gma = 0;
struct cmd_info *info;
uint32_t bb_size = 0;
int bb_size = 0;
uint32_t cmd_len = 0;
bool met_bb_end = false;
struct intel_vgpu *vgpu = s->vgpu;
......@@ -1637,6 +1637,8 @@ static int perform_bb_shadow(struct parser_exec_state *s)
/* get the size of the batch buffer */
bb_size = find_bb_size(s);
if (bb_size < 0)
return -EINVAL;
/* allocate shadow batch buffer */
entry_obj = kmalloc(sizeof(*entry_obj), GFP_KERNEL);
......
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