diff options
author | Akira Kakuto <kakuto@fuk.kindai.ac.jp> | 2015-11-15 03:48:57 +0000 |
---|---|---|
committer | Akira Kakuto <kakuto@fuk.kindai.ac.jp> | 2015-11-15 03:48:57 +0000 |
commit | c89886bd0aa4448961266c5fdd6ef6b78035a7e0 (patch) | |
tree | e40ba38c883e2acdbe37cd5508f5909d3c9b4bf9 /Build/source/texk/web2c/luatexdir/image | |
parent | 690d94784c133d0cee9298485f4a574a67e5e1b3 (diff) |
web2c/luatexdir: Sync with the upstream trunk.
git-svn-id: svn://tug.org/texlive/trunk@38854 c570f23f-e606-0410-a88d-b1316a301751
Diffstat (limited to 'Build/source/texk/web2c/luatexdir/image')
-rw-r--r-- | Build/source/texk/web2c/luatexdir/image/writejpg.w | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/Build/source/texk/web2c/luatexdir/image/writejpg.w b/Build/source/texk/web2c/luatexdir/image/writejpg.w index bfb218fdc46..7780f312922 100644 --- a/Build/source/texk/web2c/luatexdir/image/writejpg.w +++ b/Build/source/texk/web2c/luatexdir/image/writejpg.w @@ -164,7 +164,10 @@ read_APP1_Exif (FILE *fp, unsigned short length, int *xx, int *yy) double xres = 72.0; double yres = 72.0; double res_unit = 1.0; - fread(buffer, length, 1, fp); + size_t ret_len; + ret_len = fread(buffer, length, 1, fp); + if (ret_len != 1) + goto err ; p = buffer; while ((p < buffer + length) && (*p == 0)) ++p; |