This issue was reported by coccicheck using the semantic patch
at scripts/coccinelle/api/memdup.cocci
Signed-off-by: Benoit Taine <benoit.ta...@lip6.fr>
---
Tested by compilation without errors.
drivers/scsi/mpt2sas/mpt2sas_scsih.c | 4 +---
drivers/scsi/mpt3sas/mpt3sas_scsih.c | 3 +--
2 files changed, 2 insertions(+), 5 deletions(-)
diff --git a/drivers/scsi/mpt2sas/mpt2sas_scsih.c
b/drivers/scsi/mpt2sas/mpt2sas_scsih.c
index 6fd7d40..080d5f5 100644
--- a/drivers/scsi/mpt2sas/mpt2sas_scsih.c
+++ b/drivers/scsi/mpt2sas/mpt2sas_scsih.c
@@ -7603,7 +7603,7 @@ mpt2sas_scsih_event_callback(struct MPT2SAS_ADAPTER *ioc,
u8 msix_index,
return;
}
sz = le16_to_cpu(mpi_reply->EventDataLength) * 4;
- fw_event->event_data = kzalloc(sz, GFP_ATOMIC);
+ fw_event->event_data = kmemdup(mpi_reply->EventData, sz, GFP_ATOMIC);
if (!fw_event->event_data) {
printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n",
ioc->name, __FILE__, __LINE__, __func__);
@@ -7611,8 +7611,6 @@ mpt2sas_scsih_event_callback(struct MPT2SAS_ADAPTER *ioc,
u8 msix_index,
return;
}
- memcpy(fw_event->event_data, mpi_reply->EventData,
- sz);
fw_event->ioc = ioc;
fw_event->VF_ID = mpi_reply->VF_ID;
fw_event->VP_ID = mpi_reply->VP_ID;
diff --git a/drivers/scsi/mpt3sas/mpt3sas_scsih.c
b/drivers/scsi/mpt3sas/mpt3sas_scsih.c
index a961fe1..40c15cf 100644
--- a/drivers/scsi/mpt3sas/mpt3sas_scsih.c
+++ b/drivers/scsi/mpt3sas/mpt3sas_scsih.c
@@ -7205,7 +7205,7 @@ mpt3sas_scsih_event_callback(struct MPT3SAS_ADAPTER *ioc,
u8 msix_index,
return 1;
}
sz = le16_to_cpu(mpi_reply->EventDataLength) * 4;
- fw_event->event_data = kzalloc(sz, GFP_ATOMIC);
+ fw_event->event_data = kmemdup(mpi_reply->EventData, sz, GFP_ATOMIC);
if (!fw_event->event_data) {
pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
ioc->name, __FILE__, __LINE__, __func__);
@@ -7213,7 +7213,6 @@ mpt3sas_scsih_event_callback(struct MPT3SAS_ADAPTER *ioc,
u8 msix_index,
return 1;
}
- memcpy(fw_event->event_data, mpi_reply->EventData, sz);
fw_event->ioc = ioc;
fw_event->VF_ID = mpi_reply->VF_ID;
fw_event->VP_ID = mpi_reply->VP_ID;
--
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