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commit 725c7dbb95bfaf8b4bb7b04820e3a00cceea9ce6
Author: Erik de Castro Lopo <erikd@mega-nerd.com>
Date: Wed Dec 24 21:02:35 2014 +1100
src/file_io.c : Prevent potential divide-by-zero.
Closes: https://github.com/erikd/libsndfile/issues/92
Index: libsndfile-1.0.21/src/file_io.c
===================================================================
--- libsndfile-1.0.21.orig/src/file_io.c 2015-11-30 11:27:44.000000000 +0100
+++ libsndfile-1.0.21/src/file_io.c 2015-11-30 11:27:44.000000000 +0100
@@ -360,6 +360,9 @@
{ sf_count_t total = 0 ;
ssize_t count ;
+ if (bytes == 0 || items == 0)
+ return 0 ;
+
if (psf->virtual_io)
return psf->vio.write (ptr, bytes*items, psf->vio_user_data) / bytes ;
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