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tools/power turbostat: fix error case overflow read of slm_freq_table[]

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When i >= SLM_BCLK_FREQS, the frequency read from the slm_freq_table
is off the end of the array because msr is set to 3 rather than the
actual array index i.  Set i to 3 rather than msr to fix this.

Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Len Brown <len.brown@intel.com>
This commit is contained in:
Colin Ian King 2016-04-25 13:03:15 +01:00 committed by Len Brown
parent 01a67adfc5
commit 0a91e55152
1 changed files with 1 additions and 1 deletions
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2
tools/power/x86/turbostat/turbostat.c
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@ -3036,7 +3036,7 @@ double slm_bclk(void)
i = msr & 0xf; i = msr & 0xf;
if (i >= SLM_BCLK_FREQS) { if (i >= SLM_BCLK_FREQS) {
fprintf(outf, "SLM BCLK[%d] invalid\n", i); fprintf(outf, "SLM BCLK[%d] invalid\n", i);
msr = 3; i = 3;
} }
freq = slm_freq_table[i]; freq = slm_freq_table[i];