[PATCH 19/27] drm/i915: Fix bug in user proto-context creation that leaked contexts

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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@xxxxxxxxx>
Cc: <stable@xxxxxxxxxxxxxxx>
---
 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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