nvme-hwmon: consistently ignore errors from nvme_hwmon_init

stable inclusion
from stable-v5.10.152
commit 770b7e3a2c1f32e82c5c9143d0a3670e9ea95a5f
category: bugfix
bugzilla: https://gitee.com/openeuler/kernel/issues/I73HJ0

Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=770b7e3a2c1f32e82c5c9143d0a3670e9ea95a5f



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[ Upstream commit 6b8cf940 ]

An NVMe controller works perfectly fine even when the hwmon
initialization fails.  Stop returning errors that do not come from a
controller reset from nvme_hwmon_init to handle this case consistently.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Reviewed-by: Serge Semin <fancer.lancer@gmail.com>
Stable-dep-of: c94b7f9b ("nvme-hwmon: kmalloc the NVME SMART log buffer")
Signed-off-by: Sasha Levin <sashal@kernel.org>
Signed-off-by: Lipeng Sang <sanglipeng1@jd.com>