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authorNicolas Pena <npm@chromium.org>2017-04-18 15:36:29 -0400
committerChromium commit bot <commit-bot@chromium.org>2017-04-18 20:24:11 +0000
commit152bfe0f60763263e8bf7292762885eb2aec9b85 (patch)
tree0ab40515446a4a4d8c779d39aae0707682a9fffe /third_party/libtiff/tif_read.c
parent9bd8b4c8687cc95bed5df131ca8764f9ce203944 (diff)
downloadpdfium-152bfe0f60763263e8bf7292762885eb2aec9b85.tar.xz
Libtiff upstream: _TIFFcalloc addition
Upstream commit: https://github.com/vadz/libtiff/commit/d60332057b9575ada4f264489582b13e30137be1 Bug: chromium:711638 Change-Id: I46de1a00f9bb8d5de8df64ec78a9d62dcb4352ed Reviewed-on: https://pdfium-review.googlesource.com/4310 Reviewed-by: Tom Sepez <tsepez@chromium.org> Commit-Queue: Nicolás Peña <npm@chromium.org>
Diffstat (limited to 'third_party/libtiff/tif_read.c')
-rw-r--r--third_party/libtiff/tif_read.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/third_party/libtiff/tif_read.c b/third_party/libtiff/tif_read.c
index c25e7e79f0..47686a473a 100644
--- a/third_party/libtiff/tif_read.c
+++ b/third_party/libtiff/tif_read.c
@@ -983,9 +983,9 @@ TIFFReadBufferSetup(TIFF* tif, void* bp, tmsize_t size)
"Invalid buffer size");
return (0);
}
- tif->tif_rawdata = (uint8*) _TIFFmalloc(tif->tif_rawdatasize);
- if (tif->tif_rawdata)
- memset(tif->tif_rawdata, 0, tif->tif_rawdatasize);
+ /* Initialize to zero to avoid uninitialized buffers in case of */
+ /* short reads (http://bugzilla.maptools.org/show_bug.cgi?id=2651) */
+ tif->tif_rawdata = (uint8*) _TIFFcalloc(1, tif->tif_rawdatasize);
tif->tif_flags |= TIFF_MYBUFFER;
}