diff options
Diffstat (limited to 'drivers/scsi/sg.c')
| -rw-r--r-- | drivers/scsi/sg.c | 11 |
1 files changed, 3 insertions, 8 deletions
diff --git a/drivers/scsi/sg.c b/drivers/scsi/sg.c index 2968c6b83ddb..78d616315d8e 100644 --- a/drivers/scsi/sg.c +++ b/drivers/scsi/sg.c @@ -1686,14 +1686,9 @@ static int sg_start_req(Sg_request *srp, unsigned char *cmd) int len, size = sizeof(struct sg_iovec) * iov_count; struct iovec *iov; - iov = kmalloc(size, GFP_ATOMIC); - if (!iov) - return -ENOMEM; - - if (copy_from_user(iov, hp->dxferp, size)) { - kfree(iov); - return -EFAULT; - } + iov = memdup_user(hp->dxferp, size); + if (IS_ERR(iov)) + return PTR_ERR(iov); len = iov_length(iov, iov_count); if (hp->dxfer_len < len) { |