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-rw-r--r--drivers/infiniband/core/cm.c3
-rw-r--r--drivers/infiniband/core/iwcm.c3
-rw-r--r--drivers/infiniband/core/ucm.c6
-rw-r--r--drivers/infiniband/hw/mthca/mthca_provider.c3
4 files changed, 5 insertions, 10 deletions
diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c
index 25b1018a476..82bc83bacea 100644
--- a/drivers/infiniband/core/cm.c
+++ b/drivers/infiniband/core/cm.c
@@ -240,11 +240,10 @@ static void * cm_copy_private_data(const void *private_data,
if (!private_data || !private_data_len)
return NULL;
- data = kmalloc(private_data_len, GFP_KERNEL);
+ data = kmemdup(private_data, private_data_len, GFP_KERNEL);
if (!data)
return ERR_PTR(-ENOMEM);
- memcpy(data, private_data, private_data_len);
return data;
}
diff --git a/drivers/infiniband/core/iwcm.c b/drivers/infiniband/core/iwcm.c
index c3fb304a4e8..2bbcfa5c6e2 100644
--- a/drivers/infiniband/core/iwcm.c
+++ b/drivers/infiniband/core/iwcm.c
@@ -140,10 +140,9 @@ static int copy_private_data(struct iwcm_id_private *cm_id_priv,
{
void *p;
- p = kmalloc(event->private_data_len, GFP_ATOMIC);
+ p = kmemdup(event->private_data, event->private_data_len, GFP_ATOMIC);
if (!p)
return -ENOMEM;
- memcpy(p, event->private_data, event->private_data_len);
event->private_data = p;
return 0;
}
diff --git a/drivers/infiniband/core/ucm.c b/drivers/infiniband/core/ucm.c
index ad4f4d5c292..b4894ba223b 100644
--- a/drivers/infiniband/core/ucm.c
+++ b/drivers/infiniband/core/ucm.c
@@ -328,20 +328,18 @@ static int ib_ucm_event_process(struct ib_cm_event *evt,
}
if (uvt->data_len) {
- uvt->data = kmalloc(uvt->data_len, GFP_KERNEL);
+ uvt->data = kmemdup(evt->private_data, uvt->data_len, GFP_KERNEL);
if (!uvt->data)
goto err1;
- memcpy(uvt->data, evt->private_data, uvt->data_len);
uvt->resp.present |= IB_UCM_PRES_DATA;
}
if (uvt->info_len) {
- uvt->info = kmalloc(uvt->info_len, GFP_KERNEL);
+ uvt->info = kmemdup(info, uvt->info_len, GFP_KERNEL);
if (!uvt->info)
goto err2;
- memcpy(uvt->info, info, uvt->info_len);
uvt->resp.present |= IB_UCM_PRES_INFO;
}
return 0;
diff --git a/drivers/infiniband/hw/mthca/mthca_provider.c b/drivers/infiniband/hw/mthca/mthca_provider.c
index fc67f780581..21422a3336a 100644
--- a/drivers/infiniband/hw/mthca/mthca_provider.c
+++ b/drivers/infiniband/hw/mthca/mthca_provider.c
@@ -1100,11 +1100,10 @@ static struct ib_fmr *mthca_alloc_fmr(struct ib_pd *pd, int mr_access_flags,
struct mthca_fmr *fmr;
int err;
- fmr = kmalloc(sizeof *fmr, GFP_KERNEL);
+ fmr = kmemdup(fmr_attr, sizeof *fmr, GFP_KERNEL);
if (!fmr)
return ERR_PTR(-ENOMEM);
- memcpy(&fmr->attr, fmr_attr, sizeof *fmr_attr);
err = mthca_fmr_alloc(to_mdev(pd->device), to_mpd(pd)->pd_num,
convert_access(mr_access_flags), fmr);