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Subject[PATCH 4.18 069/158] misc: ti-st: Fix memory leak in the error path of probe()
Date
4.18-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Anton Vasilyev <vasilyev@ispras.ru>

[ Upstream commit 81ae962d7f180c0092859440c82996cccb254976 ]

Free resources instead of direct return of the error code if kim_probe
fails.

Found by Linux Driver Verification project (linuxtesting.org).

Signed-off-by: Anton Vasilyev <vasilyev@ispras.ru>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
drivers/misc/ti-st/st_kim.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

--- a/drivers/misc/ti-st/st_kim.c
+++ b/drivers/misc/ti-st/st_kim.c
@@ -756,14 +756,14 @@ static int kim_probe(struct platform_dev
err = gpio_request(kim_gdata->nshutdown, "kim");
if (unlikely(err)) {
pr_err(" gpio %d request failed ", kim_gdata->nshutdown);
- return err;
+ goto err_sysfs_group;
}

/* Configure nShutdown GPIO as output=0 */
err = gpio_direction_output(kim_gdata->nshutdown, 0);
if (unlikely(err)) {
pr_err(" unable to configure gpio %d", kim_gdata->nshutdown);
- return err;
+ goto err_sysfs_group;
}
/* get reference of pdev for request_firmware
*/

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