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[Xen-changelog] Fix the gzip size extraction in xc_inflate_buffer(). Ext
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| Subject: | [Xen-changelog] Fix the gzip size extraction in xc_inflate_buffer(). Extract |
| From: | Xen patchbot -unstable <patchbot-unstable@xxxxxxxxxxxxxxxxxxx> |
| Date: | Fri, 17 Mar 2006 18:22:26 +0000 |
| Delivery-date: | Fri, 17 Mar 2006 18:24:18 +0000 |
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# HG changeset patch
# User kaf24@xxxxxxxxxxxxxxxxxxxx
# Node ID eceb7ffe1e67e9063c9a809e9af74b95057a08f8
# Parent 03d7b5b2c212f2fe551737855e9c39f00675d06c
Fix the gzip size extraction in xc_inflate_buffer(). Extract
bytes as unsigned quantities.
Signed-off-by: David Lively <dlively@xxxxxxxxxxxxxxx>
diff -r 03d7b5b2c212 -r eceb7ffe1e67 tools/libxc/xg_private.c
--- a/tools/libxc/xg_private.c Fri Mar 17 10:00:46 2006
+++ b/tools/libxc/xg_private.c Fri Mar 17 10:44:55 2006
@@ -77,10 +77,11 @@
return (char *)in_buf;
}
- out_len = in_buf[in_size-4] +
- (256 * (in_buf[in_size-3] +
- (256 * (in_buf[in_size-2] +
- (256 * in_buf[in_size-1])))));
+ out_len = (unsigned char)in_buf[in_size-4] +
+ (256 * ((unsigned char)in_buf[in_size-3] +
+ (256 * ((unsigned char)in_buf[in_size-2] +
+ (256 * (unsigned char)in_buf[in_size-1])))));
+
bzero(&zStream, sizeof(zStream));
out_buf = malloc(out_len + 16); /* Leave a little extra space */
if ( out_buf == NULL )
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