drivers/staging/csr/csr_formatted_io.c

   1 /*****************************************************************************
   2
   3             (c) Cambridge Silicon Radio Limited 2010
   4             All rights reserved and confidential information of CSR
   5
   6             Refer to LICENSE.txt included with this source for details
   7             on the license terms.
   8
   9 *****************************************************************************/
  10 #include <linux/kernel.h>
  11 #include "csr_formatted_io.h"
  12
  13 s32 CsrSnprintf(char *dest, size_t n, const char *fmt, ...)
  14 {
  15     s32 r;
  16     va_list args;
  17     va_start(args, fmt);
  18     r = vsnprintf(dest, n, fmt, args);
  19     va_end(args);
  20
  21     if (dest && (n > 0))
  22     {
  23         dest[n - 1] = '\0';
  24     }
  25
  26     return r;
  27 }