ALSA: hda: fix potential memleak in 'add_widget_node'

stable inclusion
from stable-v5.10.155
commit 3a79f9568de08657fcdbc41d6fc4c0ca145a7a2b
category: bugfix
bugzilla: https://gitee.com/openeuler/kernel/issues/I7M5F4

Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=3a79f9568de08657fcdbc41d6fc4c0ca145a7a2b



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commit 9a5523f7 upstream.

As 'kobject_add' may allocated memory for 'kobject->name' when return error.
And in this function, if call 'kobject_add' failed didn't free kobject.
So call 'kobject_put' to recycling resources.

Signed-off-by: Ye Bin <yebin10@huawei.com>
Cc: <stable@vger.kernel.org>
Link: https://lore.kernel.org/r/20221110144539.2989354-1-yebin@huaweicloud.com


Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: sanglipeng <sanglipeng1@jd.com>