[SCSI] sg: remove unnecessary check

coverity spotted this (cid #758).  All callers dereference sfp, so we dont
need this check.  In addition to this, we dereference it earlier in the
function.

Signed-off-by: Eric Sesterhenn <snakebyte@gmx.de>
Acked-by: Douglas Gilbert <dougg@torque.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>

diff --git a/drivers/scsi/sg.c b/drivers/scsi/sg.c
index 0c691a6..85d3894 100644 (file)
--- a/drivers/scsi/sg.c
+++ b/drivers/scsi/sg.c
@@ -1842,7 +1842,7 @@ sg_build_indirect(Sg_scatter_hold * schp, Sg_fd * sfp, int buff_size)
        int blk_size = buff_size;
        struct page *p = NULL;
 
-       if ((blk_size < 0) || (!sfp))
+       if (blk_size < 0)
                return -EFAULT;
        if (0 == blk_size)
                ++blk_size;     /* don't know why */