doc: xt_string: correct copy-and-pasting in manpage

References: http://bugzilla.netfilter.org/show_bug.cgi?id=653
Signed-off-by: Jan Engelhardt <jengelh@medozas.de>

diff --git a/extensions/libxt_string.man b/extensions/libxt_string.man
index 725f3ffa0069a99b257809203aafb1d170cbe0c9..b6b271d13aea1e1cf3ac00daae07a3fe20cd1fe6 100644 (file)
--- a/extensions/libxt_string.man
+++ b/extensions/libxt_string.man
@@ -7,7 +7,9 @@ Select the pattern matching strategy. (bm = Boyer-Moore, kmp = Knuth-Pratt-Morri
 Set the offset from which it starts looking for any matching. If not passed, default is 0.
 .TP
 \fB\-\-to\fP \fIoffset\fP
-Set the offset from which it starts looking for any matching. If not passed, default is the packet size.
+Set the offset up to which should be scanned. That is, byte \fIoffset\fP-1
+(counting from 0) is the last one that is scanned.
+If not passed, default is the packet size.
 .TP
 [\fB!\fP] \fB\-\-string\fP \fIpattern\fP
 Matches the given pattern.