Merge commit '60e0ee7ca25bd3bea54043b0607efe4cd51acaf3'

* commit '60e0ee7ca25bd3bea54043b0607efe4cd51acaf3':
  lpc: always initialize ref and err

The initialization is not needed, its merged anyway as it might
help suppressing warnings and might make the code more robust against
future changes

See: c4a36b6f70f37e668874d134f955eb96e23853c9
See: 0dd99628ea15f1fe7121b8a983c0b1fe57660027
Merged-by: Michael Niedermayer <michaelni@gmx.at>

diff --cc libavcodec/lpc.c
Simple merge

diff --cc libavcodec/lpc.h
index c323230b19eacf644e27278da9419fa4b1a28c16,6b3f80e2bccb1a0907eb6eb8a0db6217552d6d72..b36b19e6b22d6466bb5818b348e2c4c52a377458
--- 1/libavcodec/lpc.h
--- 2/libavcodec/lpc.h
+++ b/libavcodec/lpc.h
@@@ -153,11 -152,9 +153,11 @@@ static inline int compute_lpc_coefs(con
                                      int normalize)
  {
      int i, j;
-     LPC_TYPE err;
+     LPC_TYPE err = { 0 };
      LPC_TYPE *lpc_last = lpc;
  
 +    av_assert2(normalize || !fail);
 +
      if (normalize)
          err = *autoc++;