Commit f3d6e1dc authored by Roel Kluin's avatar Roel Kluin Committed by James Bottomley

[SCSI] pmcraid: redundant check in pmcraid_check_ioctl_buffer()

struct pmcraid_ioctl_header member buffer_length is unsigned, so this
check appears redundant.
Signed-off-by: default avatarRoel Kluin <roel.kluin@gmail.com>
Acked-by: default avatarAnil Ravindranath <anil_ravindranath@pmc-sierra.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarJames Bottomley <James.Bottomley@suse.de>
parent 6ce00cae
...@@ -3751,12 +3751,6 @@ static int pmcraid_check_ioctl_buffer( ...@@ -3751,12 +3751,6 @@ static int pmcraid_check_ioctl_buffer(
return -EINVAL; return -EINVAL;
} }
/* buffer length can't be negetive */
if (hdr->buffer_length < 0) {
pmcraid_err("ioctl: invalid buffer length specified\n");
return -EINVAL;
}
/* check for appropriate buffer access */ /* check for appropriate buffer access */
if ((_IOC_DIR(cmd) & _IOC_READ) == _IOC_READ) if ((_IOC_DIR(cmd) & _IOC_READ) == _IOC_READ)
access = VERIFY_WRITE; access = VERIFY_WRITE;
......
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