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scsi: ibmvscsis: Ensure partition name is properly NUL terminated 

While reviewing another part of the code, Kees noticed that the strncpy of the
partition name might not always be NUL terminated. Switch to using strscpy
which does this safely.

Reported-by: Kees Cook <keescook@chromium.org>
Signed-off-by: Laura Abbott <labbott@redhat.com>
Reviewed-by: Kees Cook <keescook@chromium.org>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Laura Abbott 2018-09-11 12:22:26 -07:00 committed by Martin K. Petersen
parent d792d4c4fc
commit adad633af7
1 changed files with 1 additions and 1 deletions
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2
drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c
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@ -3477,7 +3477,7 @@ static int ibmvscsis_probe(struct vio_dev *vdev,
snprintf(vscsi->eye, sizeof(vscsi->eye), "VSCSI %s", vdev->name);
vscsi->dds.unit_id = vdev->unit_address;
strncpy(vscsi->dds.partition_name, partition_name,
strscpy(vscsi->dds.partition_name, partition_name,
sizeof(vscsi->dds.partition_name));
vscsi->dds.partition_num = partition_number;