ALSA: ac97: Use snd_ctl_rename() to rename a control
With the recent addition of hashed controls lookup it's not enough to just update the control name field, the hash entries for the modified control have to be updated too. snd_ctl_rename() takes care of that, so use it instead of directly modifying the control name. While we are at it, check also that the new control name doesn't accidentally overwrite the available buffer space. Fixes: c27e1efb ("ALSA: control: Use xarray for faster lookups") Cc: stable@vger.kernel.org Signed-off-by: Maciej S. Szmigiero <maciej.szmigiero@oracle.com> Link: https://lore.kernel.org/r/adb68bfa0885ba4a2583794b828f8e20d23f67c7.1666296963.git.maciej.szmigiero@oracle.comSigned-off-by: Takashi Iwai <tiwai@suse.de>
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