commit 87fa645b9438ce7943ae09012f695a7a1bca3eeb
author Danylo Piliaiev <danylo.piliaiev@globallogic.com> Wed Sep 02 13:37:47 2020 +0300
committer Marge Bot <eric+marge@anholt.net> Wed Sep 02 13:23:14 2020 +0000
tree 6b757d47a48ead70d03128205b59e5d6a5ced9a8
parent c601e730b298c5bdd34bc4335f203d46c5cdf9b3

intel/compiler: Fix pointer arithmetic when reading shader assembly

start_offset is a byte offset.

Fixes: 04a995158084acbd1917b4c7e0f8d381e1c9222d
Signed-off-by: Danylo Piliaiev <danylo.piliaiev@globallogic.com>
Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/6557>

src/intel/compiler/brw_eu.cpp

diff --git a/src/intel/compiler/brw_eu.cpp b/src/intel/compiler/brw_eu.cpp
index 0a886b2..51ae8cd 100644
--- a/src/intel/compiler/brw_eu.cpp
+++ b/src/intel/compiler/brw_eu.cpp
@@ -394,7 +394,7 @@
    p->store = (brw_inst *)reralloc_size(p->mem_ctx, p->store, p->next_insn_offset);
    assert(p->store);
 
-   ssize_t ret = read(fd, p->store + start_offset, sb.st_size);
+   ssize_t ret = read(fd, (char *)p->store + start_offset, sb.st_size);
    close(fd);
    if (ret != sb.st_size) {
       return false;