/*
 * generic arrays
 */

#include <linux/slab.h>
#include <sound/core.h>
#include <sound/hdaudio.h>

/**
 * snd_array_new - get a new element from the given array
 * @array: the array object
 *
 * Get a new element from the given array.  If it exceeds the
 * pre-allocated array size, re-allocate the array.
 *
 * Returns NULL if allocation failed.
 */
void *snd_array_new(struct snd_array *array)
{
	if (snd_BUG_ON(!array->elem_size))
		return NULL;
	if (array->used >= array->alloced) {
		int num = array->alloced + array->alloc_align;
		int oldsize = array->alloced * array->elem_size;
		int size = (num + 1) * array->elem_size;
		void *nlist;
		if (snd_BUG_ON(num >= 4096))
			return NULL;
		nlist = krealloc(array->list, size, GFP_KERNEL);
		if (!nlist)
			return NULL;
		memset(nlist + oldsize, 0, size - oldsize);
		array->list = nlist;
		array->alloced = num;
	}
	return snd_array_elem(array, array->used++);
}
EXPORT_SYMBOL_GPL(snd_array_new);

/**
 * snd_array_free - free the given array elements
 * @array: the array object
 */
void snd_array_free(struct snd_array *array)
{
	kfree(array->list);
	array->used = 0;
	array->alloced = 0;
	array->list = NULL;
}
EXPORT_SYMBOL_GPL(snd_array_free);
s-private-remove'>nds-private-remove</option>
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<tr><td class='sub'>net-next plumbings</td><td class='sub right'>Tobias Klauser</td></tr></table>
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<tr><th>author</th><td>Linus Torvalds &lt;torvalds@linux-foundation.org&gt;</td><td class='right'>2017-01-28 11:00:08 -0800</td></tr>
<tr><th>committer</th><td>Linus Torvalds &lt;torvalds@linux-foundation.org&gt;</td><td class='right'>2017-01-28 11:00:08 -0800</td></tr>
<tr><th>commit</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/tools/testing/selftests?id=ef1dce990b06a3f5bf4f71100891686b5d3f7c7e'>ef1dce990b06a3f5bf4f71100891686b5d3f7c7e</a> (<a href='/cgit.cgi/linux/net-next.git/patch/tools/testing/selftests?id=ef1dce990b06a3f5bf4f71100891686b5d3f7c7e'>patch</a>)</td></tr>
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<div class='commit-subject'>Merge tag 'arc-4.10-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/vgupta/arc</div><div class='commit-msg'>Pull ARC fixes from Vineet Gupta:
 "Hopefully last set of changes for ARC for 4.10:

   - fix for unaligned access emulation corner case

   - fix for udelay loop inline asm regression

   - fix irq affinity finally for AXS103 board [Yuriy]

   - final fixes for setting IO-coherency sanely in SMP"

* tag 'arc-4.10-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/vgupta/arc:
  ARC: [arcompact] handle unaligned access delay slot corner case
  ARCv2: smp-boot: wake_flag polling by non-Masters needs to be uncached
  ARC: smp-boot: Decouple Non masters waiting API from jump to entry point
  ARCv2: MCIP: update the BCR per current changes
  ARC: udelay: fix inline assembler by adding LP_COUNT to clobber list
  ARCv2: MCIP: Deprecate setting of affinity in Device Tree
</div><div class='diffstat-header'><a href='/cgit.cgi/linux/net-next.git/diff/?id=ef1dce990b06a3f5bf4f71100891686b5d3f7c7e'>Diffstat</a> (limited to 'tools/testing/selftests')</div><table summary='diffstat' class='diffstat'>