linux-kernel - [PATCH] media: atomisp: do not free kmalloc memory by vfree

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Message-Id: <20210219101216.28406-1-jslaby@suse.cz>
Date:   Fri, 19 Feb 2021 11:12:16 +0100
From:   Jiri Slaby <jslaby@...e.cz>
To:     mchehab+huawei@...nel.org
Cc:     linux-media@...r.kernel.org, sakari.ailus@...ux.intel.com,
        linux-kernel@...r.kernel.org, Jiri Slaby <jslaby@...e.cz>
Subject: [PATCH] media: atomisp: do not free kmalloc memory by vfree

fw_minibuffer[i].buffer is allocated by kmalloc in sh_css_load_blob_info
and by vmalloc in setup_binary. So use kvfree to decide which of those
allocators to use for freeing.

Also remove the useless cast.

Signed-off-by: Jiri Slaby <jslaby@...e.cz>
Cc: Mauro Carvalho Chehab <mchehab+huawei@...nel.org>
---
 drivers/staging/media/atomisp/pci/sh_css_firmware.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/media/atomisp/pci/sh_css_firmware.c b/drivers/staging/media/atomisp/pci/sh_css_firmware.c
index db25e39bea88..f4ce8ace9d50 100644
--- a/drivers/staging/media/atomisp/pci/sh_css_firmware.c
+++ b/drivers/staging/media/atomisp/pci/sh_css_firmware.c
@@ -366,7 +366,7 @@ void sh_css_unload_firmware(void)
 			if (fw_minibuffer[i].name)
 				kfree((void *)fw_minibuffer[i].name);
 			if (fw_minibuffer[i].buffer)
-				vfree((void *)fw_minibuffer[i].buffer);
+				kvfree(fw_minibuffer[i].buffer);
 		}
 		kfree(fw_minibuffer);
 		fw_minibuffer = NULL;
-- 
2.30.1