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USB: wusbcore: Switch to bitmap_zalloc()

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Switch to bitmap_zalloc() to show clearly what we are allocating.
Besides that it returns pointer of bitmap type instead of opaque void *.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Andy Shevchenko 2018-08-30 13:30:11 +03:00 committed by Greg Kroah-Hartman
parent 9d20bca54b
commit 1973d029d6
1 changed files with 2 additions and 4 deletions
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6
drivers/usb/wusbcore/wa-rpipe.c
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@ -470,9 +470,7 @@ error:
int wa_rpipes_create(struct wahc *wa)
{
wa->rpipes = le16_to_cpu(wa->wa_descr->wNumRPipes);
wa->rpipe_bm = kcalloc(BITS_TO_LONGS(wa->rpipes),
sizeof(unsigned long),
GFP_KERNEL);
wa->rpipe_bm = bitmap_zalloc(wa->rpipes, GFP_KERNEL);
if (wa->rpipe_bm == NULL)
return -ENOMEM;
return 0;
@ -487,7 +485,7 @@ void wa_rpipes_destroy(struct wahc *wa)
dev_err(dev, "BUG: pipes not released on exit: %*pb\n",
wa->rpipes, wa->rpipe_bm);
}
kfree(wa->rpipe_bm);
bitmap_free(wa->rpipe_bm);
}
/*