linux-kernel - [PATCH] drm/i915: Fix memory leaks in function live_nop

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Message-Id: <20230508085016.437836-1-liucong2@kylinos.cn>
Date:   Mon,  8 May 2023 16:50:15 +0800
From:   Cong Liu <liucong2@...inos.cn>
To:     Jani Nikula <jani.nikula@...ux.intel.com>,
        Joonas Lahtinen <joonas.lahtinen@...ux.intel.com>,
        Rodrigo Vivi <rodrigo.vivi@...el.com>,
        Tvrtko Ursulin <tvrtko.ursulin@...ux.intel.com>,
        David Airlie <airlied@...il.com>,
        Daniel Vetter <daniel@...ll.ch>
Cc:     Cong Liu <liucong2@...inos.cn>, intel-gfx@...ts.freedesktop.org,
        dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org
Subject: [PATCH] drm/i915: Fix memory leaks in function live_nop_switch

Be sure to properly free the allocated memory before exiting
the live_nop_switch function.

Signed-off-by: Cong Liu <liucong2@...inos.cn>
---
 drivers/gpu/drm/i915/gem/selftests/i915_gem_context.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/gem/selftests/i915_gem_context.c b/drivers/gpu/drm/i915/gem/selftests/i915_gem_context.c
index a81fa6a20f5a..54eddbe7f510 100644
--- a/drivers/gpu/drm/i915/gem/selftests/i915_gem_context.c
+++ b/drivers/gpu/drm/i915/gem/selftests/i915_gem_context.c
@@ -59,7 +59,8 @@ static int live_nop_switch(void *arg)
 	ctx = kcalloc(nctx, sizeof(*ctx), GFP_KERNEL);
 	if (!ctx) {
 		err = -ENOMEM;
-		goto out_file;
+		fput(file);
+		return err;
 	}
 
 	for (n = 0; n < nctx; n++) {
@@ -175,6 +176,7 @@ static int live_nop_switch(void *arg)
 
 out_file:
 	fput(file);
+	kfree(ctx);
 	return err;
 }
 
-- 
2.34.1


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