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[PATCH v2 1/3] auxdisplay: ht16k33: do not try to free fbdev

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  [PATCH v2 1/3] auxdisplay: ht16k33: do not try to free fbdev Dmitry Torokhov <dmitry.torokhov@gmail.com> - 2017-02-09 19:20 +0100

#1577844 — [PATCH v2 1/3] auxdisplay: ht16k33: do not try to free fbdev

'fbdev' is allocated as part of larger ht16k33_priv structure; trying to
free it will cause troubles.

Acked-by: Robin van der Gracht <robin@protonic.nl>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
---

v2: added Robin's Ack

 drivers/auxdisplay/ht16k33.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/auxdisplay/ht16k33.c b/drivers/auxdisplay/ht16k33.c
index eeb323f56c07..f2f304b3f061 100644
--- a/drivers/auxdisplay/ht16k33.c
+++ b/drivers/auxdisplay/ht16k33.c
@@ -378,7 +378,7 @@ static int ht16k33_probe(struct i2c_client *client,
 	fbdev->buffer = (unsigned char *) get_zeroed_page(GFP_KERNEL);
 	if (!fbdev->buffer) {
 		err = -ENOMEM;
-		goto err_free_fbdev;
+		goto err_destroy_wq;
 	}
 
 	fbdev->cache = devm_kmalloc(&client->dev, HT16K33_FB_SIZE, GFP_KERNEL);
@@ -510,8 +510,6 @@ static int ht16k33_probe(struct i2c_client *client,
 	framebuffer_release(fbdev->info);
 err_fbdev_buffer:
 	free_page((unsigned long) fbdev->buffer);
-err_free_fbdev:
-	kfree(fbdev);
 err_destroy_wq:
 	destroy_workqueue(priv->workqueue);
 
-- 
2.11.0.483.g087da7b7c-goog

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