pinctrl: aspeed: Fix confusing types in return value

stable inclusion
from stable-v5.10.168
commit 61f8a493c0760883f73565d7a23af5a18f2077b2
category: bugfix
bugzilla: https://gitee.com/openeuler/kernel/issues/I7URR4

Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=61f8a493c0760883f73565d7a23af5a18f2077b2



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[ Upstream commit 287a344a ]

The function signature is int, but we return a bool. Instead return a
negative errno as the kerneldoc suggests.

Fixes: 4d3d0e42 ("pinctrl: Add core support for Aspeed SoCs")
Signed-off-by: Joel Stanley <joel@jms.id.au>
Reviewed-by: Andrew Jeffery <andrew@aj.id.au>
Link: https://lore.kernel.org/r/20230119231856.52014-1-joel@jms.id.au


Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Signed-off-by: zhaoxiaoqiang11 <zhaoxiaoqiang11@jd.com>