[PATCH] opensm/opensm/osm_subnet.c: adjust buffer to ensure a '\n' is printed

[Ira Weiny]

From: Ira Weiny <wei...@llnl.gov>
Date: Wed, 14 Oct 2009 17:05:53 -0700
Subject: [PATCH] opensm/opensm/osm_subnet.c: adjust buffer to ensure a '\n' is 
printed

        When printing cached options strings which fill the print buffer.
        Adjust the length so the final snprintf(..., "\n"); can succeed.

Signed-off-by: Ira Weiny <wei...@llnl.gov>
---
 opensm/opensm/osm_subnet.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/opensm/opensm/osm_subnet.c b/opensm/opensm/osm_subnet.c
index 647950e..ab9c327 100644
--- a/opensm/opensm/osm_subnet.c
+++ b/opensm/opensm/osm_subnet.c
@@ -105,8 +105,8 @@ static void log_config_value(char *name, const char *fmt, 
...)
        if (n > sizeof(buf))
                n = sizeof(buf);
        n += vsnprintf(buf + n, sizeof(buf) - n, fmt, args);
-       if (n > sizeof(buf))
-               n = sizeof(buf);
+       if (n >= sizeof(buf)-1)
+               n = sizeof(buf)-2;
        snprintf(buf + n, sizeof(buf) - n, "\n");
        va_end(args);
        printf("%s", buf);
-- 
1.5.4.5


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