4.14-stable review patch. If anyone has any objections, please let me know.
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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 */