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| author | Jan Beulich <jbeulich@suse.com> | 2011-10-04 14:17:28 +0200 |
|---|---|---|
| committer | Jan Beulich <jbeulich@suse.com> | 2011-10-04 14:17:28 +0200 |
| commit | 91f47f155288b0116472a7ce64d8709f144a5357 (patch) | |
| tree | 761fae4d9a2dbe8bd8de4b9dbace20fcc1d40b74 /xen/drivers/acpi | |
| parent | cef3d6c06771651b20504357379c3ad53d7673cd (diff) | |
| download | xen-91f47f155288b0116472a7ce64d8709f144a5357.tar.gz xen-91f47f155288b0116472a7ce64d8709f144a5357.tar.bz2 xen-91f47f155288b0116472a7ce64d8709f144a5357.zip | |
use xzalloc in driver code
Signed-off-by: Jan Beulich <jbeulich@suse.com>
Acked-by: Keir Fraser <keir@xen.org>
Diffstat (limited to 'xen/drivers/acpi')
| -rw-r--r-- | xen/drivers/acpi/pmstat.c | 11 |
1 files changed, 3 insertions, 8 deletions
diff --git a/xen/drivers/acpi/pmstat.c b/xen/drivers/acpi/pmstat.c index ce8ed85dcf..7befee8bd2 100644 --- a/xen/drivers/acpi/pmstat.c +++ b/xen/drivers/acpi/pmstat.c @@ -221,9 +221,8 @@ static int get_cpufreq_para(struct xen_sysctl_pm_op *op) return -EAGAIN; } - if ( !(affected_cpus = xmalloc_array(uint32_t, op->u.get_para.cpu_num)) ) + if ( !(affected_cpus = xzalloc_array(uint32_t, op->u.get_para.cpu_num)) ) return -ENOMEM; - memset(affected_cpus, 0, op->u.get_para.cpu_num * sizeof(uint32_t)); for_each_cpu_mask(cpu, policy->cpus) affected_cpus[j++] = cpu; ret = copy_to_guest(op->u.get_para.affected_cpus, @@ -233,10 +232,8 @@ static int get_cpufreq_para(struct xen_sysctl_pm_op *op) return ret; if ( !(scaling_available_frequencies = - xmalloc_array(uint32_t, op->u.get_para.freq_num)) ) + xzalloc_array(uint32_t, op->u.get_para.freq_num)) ) return -ENOMEM; - memset(scaling_available_frequencies, 0, - op->u.get_para.freq_num * sizeof(uint32_t)); for ( i = 0; i < op->u.get_para.freq_num; i++ ) scaling_available_frequencies[i] = pmpt->perf.states[i].core_frequency * 1000; @@ -247,10 +244,8 @@ static int get_cpufreq_para(struct xen_sysctl_pm_op *op) return ret; if ( !(scaling_available_governors = - xmalloc_array(char, gov_num * CPUFREQ_NAME_LEN)) ) + xzalloc_array(char, gov_num * CPUFREQ_NAME_LEN)) ) return -ENOMEM; - memset(scaling_available_governors, 0, - gov_num * CPUFREQ_NAME_LEN * sizeof(char)); if ( (ret = read_scaling_available_governors(scaling_available_governors, gov_num * CPUFREQ_NAME_LEN * sizeof(char))) ) { |