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path: root/drivers/scsi/aacraid/aachba.c
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Diffstat (limited to 'drivers/scsi/aacraid/aachba.c')
-rw-r--r--drivers/scsi/aacraid/aachba.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/scsi/aacraid/aachba.c b/drivers/scsi/aacraid/aachba.c
index 4591113c49de..a1a2c71e1626 100644
--- a/drivers/scsi/aacraid/aachba.c
+++ b/drivers/scsi/aacraid/aachba.c
@@ -549,7 +549,9 @@ static void get_container_name_callback(void *context, struct fib * fibptr)
if ((le32_to_cpu(get_name_reply->status) == CT_OK)
&& (get_name_reply->data[0] != '\0')) {
char *sp = get_name_reply->data;
- sp[sizeof(((struct aac_get_name_resp *)NULL)->data)] = '\0';
+ int data_size = FIELD_SIZEOF(struct aac_get_name_resp, data);
+
+ sp[data_size - 1] = '\0';
while (*sp == ' ')
++sp;
if (*sp) {
@@ -579,12 +581,15 @@ static void get_container_name_callback(void *context, struct fib * fibptr)
static int aac_get_container_name(struct scsi_cmnd * scsicmd)
{
int status;
+ int data_size;
struct aac_get_name *dinfo;
struct fib * cmd_fibcontext;
struct aac_dev * dev;
dev = (struct aac_dev *)scsicmd->device->host->hostdata;
+ data_size = FIELD_SIZEOF(struct aac_get_name_resp, data);
+
cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd);
aac_fib_init(cmd_fibcontext);
@@ -593,7 +598,7 @@ static int aac_get_container_name(struct scsi_cmnd * scsicmd)
dinfo->command = cpu_to_le32(VM_ContainerConfig);
dinfo->type = cpu_to_le32(CT_READ_NAME);
dinfo->cid = cpu_to_le32(scmd_id(scsicmd));
- dinfo->count = cpu_to_le32(sizeof(((struct aac_get_name_resp *)NULL)->data));
+ dinfo->count = cpu_to_le32(data_size - 1);
status = aac_fib_send(ContainerCommand,
cmd_fibcontext,