fft: add missing const.

This table was the largest object in FFmpeg's .data,
and really should be in .rodata.

Signed-off-by: Reimar Döffinger <Reimar.Doeffinger@gmx.de>

1 files changed, 1 insertions, 1 deletions

diff --git a/libavcodec/fft_template.c b/libavcodec/fft_template.c
index b8d6417fd1..697d1fc4df 100644
--- a/libavcodec/fft_template.c
+++ b/libavcodec/fft_template.c
@@ -229,7 +229,7 @@ static void fft_calc_c(FFTContext *s, FFTComplex *z) {
     FFTSample tmp1, tmp2, tmp3, tmp4, tmp5, tmp6, tmp7, tmp8;
     FFTComplex *tmpz;
     FFTSample w_re, w_im;
-    FFTSample *w_re_ptr, *w_im_ptr;
+    const FFTSample *w_re_ptr, *w_im_ptr;
     const int fft_size = (1 << s->nbits);
     int64_t accu;