]> git.proxmox.com Git - mirror_ubuntu-kernels.git/commit
drm/i915: Fix possible uninitialized variable in parallel extension
authorMatthew Brost <matthew.brost@intel.com>
Sun, 19 Dec 2021 00:19:09 +0000 (16:19 -0800)
committerJohn Harrison <John.C.Harrison@Intel.com>
Thu, 23 Dec 2021 20:53:06 +0000 (12:53 -0800)
commitcbffbac9c14220b8716b0a9c29d72243f6b14ef3
tree1180338eba271fb8044f9efaae138e9b00a5b22a
parentc3c2ac4c77ee2191ae2f1e8d140a59e852104e3b
drm/i915: Fix possible uninitialized variable in parallel extension

'prev_engine' was declared inside the output loop and checked in the
inner after at least 1 pass of either loop. The variable should be
declared outside both loops as it needs to be persistent across the
entire loop structure.

Fixes: e5e32171a2cf ("drm/i915/guc: Connect UAPI to GuC multi-lrc interface")
Signed-off-by: Matthew Brost <matthew.brost@intel.com>
Reviewed-by: Lucas De Marchi <lucas.demarchi@intel.com>
Signed-off-by: John Harrison <John.C.Harrison@Intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20211219001909.24348-1-matthew.brost@intel.com
drivers/gpu/drm/i915/gem/i915_gem_context.c