From 725c7dbb95bfaf8b4bb7b04820e3a00cceea9ce6 Mon Sep 17 00:00:00 2001 From: Erik de Castro Lopo Date: Wed, 24 Dec 2014 21:02:35 +1100 Subject: [PATCH] src/file_io.c : Prevent potential divide-by-zero. Closes: https://github.com/erikd/libsndfile/issues/92 --- src/file_io.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/src/file_io.c b/src/file_io.c index 26d3d6d..6ccab78 100644 --- a/src/file_io.c +++ b/src/file_io.c @@ -1322,6 +1322,9 @@ psf_fwrite (const void *ptr, sf_count_t bytes, sf_count_t items, SF_PRIVATE *psf { 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 ;