ALSA: emux: improve patch ioctl data validation
[ Upstream commit 89b32ccb ] In load_data(), make the validation of and skipping over the main info block match that in load_guspatch(). In load_guspatch(), add checking that the specified patch length matches the actually supplied data, like load_data() already did. Signed-off-by: Oswald Buddenhagen <oswald.buddenhagen@gmx.de> Message-ID: <20240406064830.1029573-8-oswald.buddenhagen@gmx.de> Signed-off-by: Takashi Iwai <tiwai@suse.de> Signed-off-by: Sasha Levin <sashal@kernel.org>
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