shithub: sox

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Do not treat zero length chunks as fatal errors.  Continue to
next chunk.

--- a/src/wav.c

+++ b/src/wav.c

@@ -393,7 +393,7 @@

             break; /* Found the given chunk */

         /* skip to next chunk */

-        if (*len == 0 || lsx_seeki(ft, (off_t)(*len), SEEK_CUR) != SOX_SUCCESS)

+        if (*len > 0 && lsx_seeki(ft, (off_t)(*len), SEEK_CUR) != SOX_SUCCESS)

         {

             lsx_fail_errno(ft,SOX_EHDR,

                           "WAV chunk appears to have invalid size %d.", *len);