From 4a2297294fa269e05aa2b3fe36b2ea231caa6dca Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Thu, 25 Oct 2012 00:39:33 +0200 Subject: [PATCH] qt-faststart: check return of ftello() Fixes CID739863 Signed-off-by: Michael Niedermayer --- tools/qt-faststart.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/tools/qt-faststart.c b/tools/qt-faststart.c index 80c5d4bd10..3e2acd5e1b 100644 --- a/tools/qt-faststart.c +++ b/tools/qt-faststart.c @@ -137,11 +137,11 @@ int main(int argc, char *argv[]) goto error_out; } if ( fseeko(infile, -ATOM_PREAMBLE_SIZE, SEEK_CUR) - || fread(ftyp_atom, atom_size, 1, infile) != 1) { + || fread(ftyp_atom, atom_size, 1, infile) != 1 + || (start_offset = ftello(infile))<0) { perror(argv[1]); goto error_out; } - start_offset = ftello(infile); } else { int ret; /* 64-bit special case */