Author: markj
Date: Mon Nov 23 18:45:35 2015
New Revision: 291217
URL: https://svnweb.freebsd.org/changeset/base/291217
Log:
The buffer passed to an sbuf drain callback is not necessarily
null-terminated, so don't assume that it is.
Reported by: pho
X-MFC-With: r291059
Modified:
head/sys/kern/subr_witness.c
Modified: head/sys/kern/subr_witness.c
==============================================================================
--- head/sys/kern/subr_witness.c Mon Nov 23 18:20:32 2015
(r291216)
+++ head/sys/kern/subr_witness.c Mon Nov 23 18:45:35 2015
(r291217)
@@ -2987,7 +2987,7 @@ static int
witness_output_drain(void *arg __unused, const char *data, int len)
{
- witness_output("%s", data);
+ witness_output("%.*s", len, data);
return (len);
}
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