[libvirt] [PATCH] Remove two unused PATH_MAX-sized char arrays from the stack

Matthias Bolte matthias.bolte at googlemail.com
Tue Jan 18 22:28:18 UTC 2011


2011/1/17 Daniel P. Berrange <berrange at redhat.com>:
> On Sun, Jan 16, 2011 at 12:05:32AM +0100, Matthias Bolte wrote:
>> ---
>>  src/storage/storage_driver.c |   16 ++--------------
>>  src/uml/uml_driver.c         |    8 ++------
>>  2 files changed, 4 insertions(+), 20 deletions(-)
>>
>> diff --git a/src/storage/storage_driver.c b/src/storage/storage_driver.c
>> index 67d043b..5373025 100644
>> --- a/src/storage/storage_driver.c
>> +++ b/src/storage/storage_driver.c
>> @@ -127,9 +127,9 @@ storageDriverAutostart(virStorageDriverStatePtr driver) {
>>   * Initialization function for the QEmu daemon
>>   */
>>  static int
>> -storageDriverStartup(int privileged) {
>> +storageDriverStartup(int privileged)
>> +{
>>      char *base = NULL;
>> -    char driverConf[PATH_MAX];
>>
>>      if (VIR_ALLOC(driverState) < 0)
>>          return -1;
>> @@ -160,11 +160,6 @@ storageDriverStartup(int privileged) {
>>      /* Configuration paths are either ~/.libvirt/storage/... (session) or
>>       * /etc/libvirt/storage/... (system).
>>       */
>> -    if (snprintf (driverConf, sizeof(driverConf),
>> -                  "%s/storage.conf", base) == -1)
>> -        goto out_of_memory;
>> -    driverConf[sizeof(driverConf)-1] = '\0';
>> -
>>      if (virAsprintf(&driverState->configDir,
>>                      "%s/storage", base) == -1)
>>          goto out_of_memory;
>> @@ -175,13 +170,6 @@ storageDriverStartup(int privileged) {
>>
>>      VIR_FREE(base);
>>
>> -    /*
>> -    if (virStorageLoadDriverConfig(driver, driverConf) < 0) {
>> -        virStorageDriverShutdown();
>> -        return -1;
>> -    }
>> -    */
>> -
>>      if (virStoragePoolLoadAllConfigs(&driverState->pools,
>>                                       driverState->configDir,
>>                                       driverState->autostartDir) < 0)
>> diff --git a/src/uml/uml_driver.c b/src/uml/uml_driver.c
>> index 57f50f6..ef2a5b6 100644
>> --- a/src/uml/uml_driver.c
>> +++ b/src/uml/uml_driver.c
>> @@ -342,10 +342,10 @@ cleanup:
>>   * Initialization function for the Uml daemon
>>   */
>>  static int
>> -umlStartup(int privileged) {
>> +umlStartup(int privileged)
>> +{
>>      uid_t uid = geteuid();
>>      char *base = NULL;
>> -    char driverConf[PATH_MAX];
>>      char *userdir = NULL;
>>
>>      if (VIR_ALLOC(uml_driver) < 0)
>> @@ -398,10 +398,6 @@ umlStartup(int privileged) {
>>      /* Configuration paths are either ~/.libvirt/uml/... (session) or
>>       * /etc/libvirt/uml/... (system).
>>       */
>> -    if (snprintf (driverConf, sizeof(driverConf), "%s/uml.conf", base) == -1)
>> -        goto out_of_memory;
>> -    driverConf[sizeof(driverConf)-1] = '\0';
>> -
>>      if (virAsprintf(&uml_driver->configDir, "%s/uml", base) == -1)
>>          goto out_of_memory;
>
> ACK
>
> Daniel
>

Thanks, I've pushed the 8 ACKed patches.

Matthias




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