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i965: fix blorp stage_prog_data->param leak

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Patch uses mem_ctx for allocation to ensure param array gets freed
later.

==6164== 48 bytes in 1 blocks are definitely lost in loss record 61 of 193
==6164==    at 0x4C2EB6B: malloc (vg_replace_malloc.c:299)
==6164==    by 0x12E31C6C: ralloc_size (ralloc.c:121)
==6164==    by 0x130189F1: fs_visitor::assign_constant_locations() (brw_fs.cpp:2095)
==6164==    by 0x13022D32: fs_visitor::optimize() (brw_fs.cpp:5715)
==6164==    by 0x13024D5A: fs_visitor::run_fs(bool, bool) (brw_fs.cpp:6229)
==6164==    by 0x1302549A: brw_compile_fs (brw_fs.cpp:6570)
==6164==    by 0x130C4B07: blorp_compile_fs (blorp.c:194)
==6164==    by 0x130D384B: blorp_params_get_clear_kernel (blorp_clear.c:79)
==6164==    by 0x130D3C56: blorp_fast_clear (blorp_clear.c:332)
==6164==    by 0x12EFA439: do_single_blorp_clear (brw_blorp.c:1261)
==6164==    by 0x12EFC4AF: brw_blorp_clear_color (brw_blorp.c:1326)
==6164==    by 0x12EFF72B: brw_clear (brw_clear.c:297)

Fixes: 8d90e28839 ("intel/compiler: Allocate pull_param in assign_constant_locations")
Signed-off-by: Tapani Pälli <tapani.palli@intel.com>
Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Cc: mesa-stable@lists.freedesktop.org
(cherry picked from commit 446c5726ec)
This commit is contained in:
Tapani Pälli 2017-10-27 14:49:40 +03:00 • committed by Emil Velikov
parent f0951a6aa9
commit 7826bc9538
1 changed files with 1 additions and 1 deletions
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2
src/intel/compiler/brw_fs.cpp
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@ -2092,7 +2092,7 @@ fs_visitor::assign_constant_locations()
*/
uint32_t *param = stage_prog_data->param;
stage_prog_data->nr_params = num_push_constants;
stage_prog_data->param = ralloc_array(NULL, uint32_t, num_push_constants);
stage_prog_data->param = ralloc_array(mem_ctx, uint32_t, num_push_constants);
if (num_pull_constants > 0) {
stage_prog_data->nr_pull_params = num_pull_constants;
stage_prog_data->pull_param = ralloc_array(NULL, uint32_t,