soc: qcom: gsbi: Fix error handling in gsbi_probe()

[ Upstream commit 8cd09a3d ]

If of_platform_populate() fails in gsbi_probe(),
gsbi->hclk is left undisabled.

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

Signed-off-by: Alexey Khoroshilov <khoroshilov@ispras.ru>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: Andy Gross <andy.gross@linaro.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Change-Id: Id181a6d3f7099f3b2b3432624ac13bb6903977bd
Signed-off-by: Lee Jones <joneslee@google.com>