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From:   Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
To:     Jani Nikula <jani.nikula@linux.intel.com>,
        Joonas Lahtinen <joonas.lahtinen@linux.intel.com>,
        Rodrigo Vivi <rodrigo.vivi@intel.com>,
        Chris Wilson <chris@chris-wilson.co.uk>
Cc:     David Airlie <airlied@linux.ie>, Daniel Vetter <daniel@ffwll.ch>,
        intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org,
        linux-kernel@vger.kernel.org,
        Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
Subject: [PATCH 2/2] i915: do not leak module ref counter
Date:   Fri,  2 Aug 2019 21:39:56 +0900
Message-Id: <20190802123956.2450-2-sergey.senozhatsky@gmail.com>
In-Reply-To: <20190802123956.2450-1-sergey.senozhatsky@gmail.com>
References: <20190802123956.2450-1-sergey.senozhatsky@gmail.com>
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Sender: linux-kernel-owner@vger.kernel.org
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put_filesystem() before i915_gemfs_init() deals with
kern_mount() error.

Signed-off-by: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
---
 drivers/gpu/drm/i915/gem/i915_gemfs.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/gem/i915_gemfs.c b/drivers/gpu/drm/i915/gem/i915_gemfs.c
index cf05ba72df9d..d437188d1736 100644
--- a/drivers/gpu/drm/i915/gem/i915_gemfs.c
+++ b/drivers/gpu/drm/i915/gem/i915_gemfs.c
@@ -24,8 +24,10 @@ int i915_gemfs_init(struct drm_i915_private *i915)
 		return -ENODEV;
 
 	gemfs = kern_mount(type);
-	if (IS_ERR(gemfs))
+	if (IS_ERR(gemfs)) {
+		put_filesystem(type);
 		return PTR_ERR(gemfs);
+	}
 
 	/*
 	 * Enable huge-pages for objects that are at least HPAGE_PMD_SIZE, most
-- 
2.22.0