Am 14.07.2015 12:07, schrieb Hannes Reinecke:
> On 07/14/2015 12:02 PM, Christophe JAILLET wrote:
>> This replaces kmalloc + strcpy by an equivalent call to kstrdup.
>>
>> Signed-off-by: Christophe JAILLET <christophe.jaillet@xxxxxxxxxx>
>> ---
>> v2: remove useless curly braces
>>
>> drivers/scsi/aic7xxx/aic79xx_osm.c | 6 ++----
>> drivers/scsi/aic7xxx/aic7xxx_osm.c | 6 ++----
>> 2 files changed, 4 insertions(+), 8 deletions(-)
>>
>> diff --git a/drivers/scsi/aic7xxx/aic79xx_osm.c b/drivers/scsi/aic7xxx/aic79xx_osm.c
>> index ce96a0b..ea4086e 100644
>> --- a/drivers/scsi/aic7xxx/aic79xx_osm.c
>> +++ b/drivers/scsi/aic7xxx/aic79xx_osm.c
>> @@ -1250,11 +1250,9 @@ ahd_linux_register_host(struct ahd_softc *ahd, struct scsi_host_template *templa
>> ahd_set_unit(ahd, ahd_linux_unit++);
>> ahd_unlock(ahd, &s);
>> sprintf(buf, "scsi%d", host->host_no);
>> - new_name = kmalloc(strlen(buf) + 1, GFP_ATOMIC);
>> - if (new_name != NULL) {
>> - strcpy(new_name, buf);
>> + new_name = kstrdup(buf, GFP_ATOMIC);
>> + if (new_name != NULL)
>> ahd_set_name(ahd, new_name);
>> - }
>> host->unique_id = ahd->unit;
>> ahd_linux_initialize_scsi_bus(ahd);
>> ahd_intr_enable(ahd, TRUE);
>> diff --git a/drivers/scsi/aic7xxx/aic7xxx_osm.c b/drivers/scsi/aic7xxx/aic7xxx_osm.c
>> index a2f2c77..f0ac966 100644
>> --- a/drivers/scsi/aic7xxx/aic7xxx_osm.c
>> +++ b/drivers/scsi/aic7xxx/aic7xxx_osm.c
>> @@ -1114,11 +1114,9 @@ ahc_linux_register_host(struct ahc_softc *ahc, struct scsi_host_template *templa
>> ahc_set_unit(ahc, ahc_linux_unit++);
>> ahc_unlock(ahc, &s);
>> sprintf(buf, "scsi%d", host->host_no);
>> - new_name = kmalloc(strlen(buf) + 1, GFP_ATOMIC);
>> - if (new_name != NULL) {
>> - strcpy(new_name, buf);
>> + new_name = kstrdup(buf, GFP_ATOMIC);
>> + if (new_name != NULL)
>> ahc_set_name(ahc, new_name);
>> - }
>> host->unique_id = ahc->unit;
>> ahc_linux_initialize_scsi_bus(ahc);
>> ahc_intr_enable(ahc, TRUE);
>>
> Alright, if you insist ...
>
> Reviewed-by: Hannes Reinecke <hare@xxxxxxxx>
If i did not miss an other use of buf,
you can replace the sprintf/strdup combo with:
new_name = kasprintf(GFP_ATOMIC, "scsi%d", host->host_no);
just my 2 cents
re,
wh
> Cheers,
>
> Hannes
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