linux-kernel - [PATCHv2 3/3] i915: do not leak module ref counter

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Date:   Tue,  6 Aug 2019 01:03:07 +0900
From:   Sergey Senozhatsky <sergey.senozhatsky@...il.com>
To:     Jani Nikula <jani.nikula@...ux.intel.com>,
        Joonas Lahtinen <joonas.lahtinen@...ux.intel.com>,
        Rodrigo Vivi <rodrigo.vivi@...el.com>,
        Chris Wilson <chris@...is-wilson.co.uk>,
        Alexander Viro <viro@...iv.linux.org.uk>,
        David Howells <dhowells@...hat.com>,
        Christoph Hellwig <hch@....de>
Cc:     David Airlie <airlied@...ux.ie>, Daniel Vetter <daniel@...ll.ch>,
        intel-gfx@...ts.freedesktop.org, dri-devel@...ts.freedesktop.org,
        linux-kernel@...r.kernel.org, linux-fsdevel@...r.kernel.org,
        Sergey Senozhatsky <sergey.senozhatsky@...il.com>
Subject: [PATCHv2 3/3] i915: do not leak module ref counter

put_filesystem() must follow get_fs_type().

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

diff --git a/drivers/gpu/drm/i915/gem/i915_gemfs.c b/drivers/gpu/drm/i915/gem/i915_gemfs.c
index feedc9242072..93ac365ce9ce 100644
--- a/drivers/gpu/drm/i915/gem/i915_gemfs.c
+++ b/drivers/gpu/drm/i915/gem/i915_gemfs.c
@@ -24,6 +24,7 @@ int i915_gemfs_init(struct drm_i915_private *i915)
 		return -ENODEV;
 
 	gemfs = kern_mount(type);
+	put_filesystem(type);
 	if (IS_ERR(gemfs))
 		return PTR_ERR(gemfs);
 
-- 
2.22.0