[PATCH 19/27] drm/i915: Fix bug in user proto-context creation that leaked contexts
Matthew Brost
matthew.brost at intel.com
Fri Aug 20 22:44:38 UTC 2021
Set number of engines before attempting to create contexts so the
function free_engines can clean up properly.
Fixes: d4433c7600f7 ("drm/i915/gem: Use the proto-context to handle create parameters (v5)")
Signed-off-by: Matthew Brost <matthew.brost at intel.com>
Cc: <stable at vger.kernel.org>
---
drivers/gpu/drm/i915/gem/i915_gem_context.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_context.c b/drivers/gpu/drm/i915/gem/i915_gem_context.c
index dbaeb924a437..bcaaf514876b 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_context.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_context.c
@@ -944,6 +944,7 @@ static struct i915_gem_engines *user_engines(struct i915_gem_context *ctx,
unsigned int n;
e = alloc_engines(num_engines);
+ e->num_engines = num_engines;
for (n = 0; n < num_engines; n++) {
struct intel_context *ce;
int ret;
@@ -977,7 +978,6 @@ static struct i915_gem_engines *user_engines(struct i915_gem_context *ctx,
goto free_engines;
}
}
- e->num_engines = num_engines;
return e;
--
2.32.0
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