diff options
| author | Ola Rylow <ola.rylow@stericsson.com> | 2011-03-09 07:46:50 -0800 |
|---|---|---|
| committer | Ulf Hansson <ulf.hansson@stericsson.com> | 2011-09-19 15:14:55 +0200 |
| commit | c83d559901ba2f77c9824c8b88789b6388b06232 (patch) | |
| tree | 4a6cf9389efce28a02a30d8bfcaa1a911a9adc74 /arch/arm | |
| parent | 8dfa991f03f30748650a2ccd70920a02ecf24aa1 (diff) | |
ARM: ux500: cpuidle debug: Avoid division by zero
ST-Ericsson ID: 326662
ST-Ericsson FOSS-OUT ID: Trivial
Change-Id: Iffbe48f78553fc4a1924f17b789bf55bab1ec674
Signed-off-by: Ola Rylow <ola.rylow@stericsson.com>
Reviewed-on: http://gerrit.lud.stericsson.com/gerrit/18014
Reviewed-by: Rickard ANDERSSON <rickard.andersson@stericsson.com>
Reviewed-by: Markus HELGESSON <markus.helgesson@stericsson.com>
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/mach-ux500/pm/cpuidle_dbg.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/arm/mach-ux500/pm/cpuidle_dbg.c b/arch/arm/mach-ux500/pm/cpuidle_dbg.c index 06debf11390..8f4064e38cf 100644 --- a/arch/arm/mach-ux500/pm/cpuidle_dbg.c +++ b/arch/arm/mach-ux500/pm/cpuidle_dbg.c @@ -333,7 +333,8 @@ static int stats_print(struct seq_file *s, void *p) t_us = ktime_to_us(sh->time[i]); perc = ktime_to_us(sh->time[i]); do_div(t_us, 1000); /* to ms */ - do_div(perc, total_us); + if (total_us != 0) + do_div(perc, total_us); if (i == cstates_len) seq_printf(s, " - Running : # " |