| To: | xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxx> |
|---|---|
| Subject: | [Xen-devel] [PATH] Fix overflow in xc_set_cpufreq_gov |
| From: | Jean Guyader <jean.guyader@xxxxxxxxxxxxx> |
| Date: | 2008年12月12日 12:17:50 +0000 |
| Delivery-date: | 2008年12月12日 04:17:14 -0800 |
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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円'; + scaling_governor[CPUFREQ_NAME_LEN - 1] = '0円'; return xc_sysctl(xc_handle, &sysctl); }
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