[Xen-devel] [PATH] Fix overflow in xc_set_cpufreq_gov

[Jean Guyader <jean.guyader@xxxxxxxxxxxxx>]

This fix an overflow on scaling_governor. Recent compilers fail on this
kind of statements.

Signed-off-by: Jean Guyader <jean.guyader@xxxxxxxxxxxxx>

--
Jean Guyader

diff -r 68b76ad4faf7 tools/libxc/xc_pm.c
--- a/tools/libxc/xc_pm.c       Thu Dec 11 22:32:20 2008 +0000
+++ b/tools/libxc/xc_pm.c       Fri Dec 12 12:14:22 2008 +0000
@@ -285,7 +285,7 @@
     sysctl.u.pm_op.cmd = SET_CPUFREQ_GOV;
     sysctl.u.pm_op.cpuid = cpuid;
     strncpy(scaling_governor, govname, CPUFREQ_NAME_LEN);
-    scaling_governor[CPUFREQ_NAME_LEN] = '\0';
+    scaling_governor[CPUFREQ_NAME_LEN - 1] = '\0';
 
     return xc_sysctl(xc_handle, &sysctl);
 }

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