Revision fb06de04192c2d0ed18599e5a6402b85382fd8d5 authored by Linus Torvalds on 19 October 2012, 18:04:59 UTC, committed by Linus Torvalds on 19 October 2012, 18:04:59 UTC
Pull hexagon updates from Richard Kuo:
 "It includes the Hexagon UAPI changes from David Howells and some CR
  marking changes for the transition from Code Aurora to Linux
  Foundation."

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rkuo/linux-hexagon-kernel:
  Hexagon: Copyright marking changes
  UAPI: (Scripted) Disintegrate arch/hexagon/include/asm
2 parent s 22054fb + e1858b2
Raw File
kasprintf.c
/*
 *  linux/lib/kasprintf.c
 *
 *  Copyright (C) 1991, 1992  Linus Torvalds
 */

#include <stdarg.h>
#include <linux/export.h>
#include <linux/slab.h>
#include <linux/types.h>
#include <linux/string.h>

/* Simplified asprintf. */
char *kvasprintf(gfp_t gfp, const char *fmt, va_list ap)
{
	unsigned int len;
	char *p;
	va_list aq;

	va_copy(aq, ap);
	len = vsnprintf(NULL, 0, fmt, aq);
	va_end(aq);

	p = kmalloc_track_caller(len+1, gfp);
	if (!p)
		return NULL;

	vsnprintf(p, len+1, fmt, ap);

	return p;
}
EXPORT_SYMBOL(kvasprintf);

char *kasprintf(gfp_t gfp, const char *fmt, ...)
{
	va_list ap;
	char *p;

	va_start(ap, fmt);
	p = kvasprintf(gfp, fmt, ap);
	va_end(ap);

	return p;
}
EXPORT_SYMBOL(kasprintf);
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