From: Eric Sesterhenn <snakebyte@gmx.de>
Date: Wed, 23 May 2007 21:41:36 +0000 (-0700)
Subject: [SCSI] sg: remove unnecessary check
X-Git-Tag: firefly_0821_release~28249^2~116
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=fb119935e11b98230f20c500e9f9125ddf0f3a4d;p=firefly-linux-kernel-4.4.55.git

[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 0c691a60a756..85d38940a6c9 100644
--- 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 */