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ALSA: sc6000: Use explicit cast for __iomem pointer
The recent optimization to store an iomem pointer in card's
private_data field caused sparse warnings. Although they are
practically harmless, add the explicit cast for avoiding the spurious
warnings.
Fixes: 9b7843d1e1
("ALSA: sc6000: Assign vport directly on card's private_data")
Reported-by: kernel test robot <lkp@intel.com>
Link: https://lore.kernel.org/r/202107210511.SnFqlZMa-lkp@intel.com
Link: https://lore.kernel.org/r/20210720224902.7169-1-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
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@ -531,7 +531,7 @@ static int snd_sc6000_match(struct device *devptr, unsigned int dev)
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static void snd_sc6000_free(struct snd_card *card)
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{
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char __iomem *vport = card->private_data;
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char __iomem *vport = (char __force __iomem *)card->private_data;
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if (vport)
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sc6000_setup_board(vport, 0);
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@ -582,7 +582,7 @@ static int snd_sc6000_probe(struct device *devptr, unsigned int dev)
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"I/O port cannot be iomapped.\n");
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return -EBUSY;
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}
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card->private_data = vport;
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card->private_data = (void __force *)vport;
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/* to make it marked as used */
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if (!devm_request_region(devptr, mss_port[dev], 4, DRV_NAME)) {
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