linux-kernel - [PATCH] Remove NULL pointer check for argument never passed as NULL.

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Message-Id: <1210606850.25310.14.camel@odie.local>
Date:	Mon, 12 May 2008 17:40:50 +0200
From:	Simon Holm Thøgersen <odie@...aau.dk>
To:	Julia Lawall <julia@...u.dk>
Cc:	tony.luck@...el.com, linux-ia64@...r.kernel.org,
	linux-kernel@...r.kernel.org, kernel-janitors@...r.kernel.org
Subject: [PATCH] Remove NULL pointer check for argument never passed as
	NULL.

There is only palinfo_handle_smp as (indirect) user of palinfo_smp_call (by
way of smp_call_function_single) and surely palinfo_handle_smp never pass
NULL as parameter for info.

Signed-off-by: Simon Holm Thøgersen <odie@...aau.dk>
---
 arch/ia64/kernel/palinfo.c |    6 ------
 1 files changed, 0 insertions(+), 6 deletions(-)

diff --git a/arch/ia64/kernel/palinfo.c b/arch/ia64/kernel/palinfo.c
index 4547a20..9dc00f7 100644
--- a/arch/ia64/kernel/palinfo.c
+++ b/arch/ia64/kernel/palinfo.c
@@ -900,12 +900,6 @@ static void
 palinfo_smp_call(void *info)
 {
 	palinfo_smp_data_t *data = (palinfo_smp_data_t *)info;
-	if (data == NULL) {
-		printk(KERN_ERR "palinfo: data pointer is NULL\n");
-		data->ret = 0; /* no output */
-		return;
-	}
-	/* does this actual call */
 	data->ret = (*data->func)(data->page);
 }
 
-- 
1.5.5.1.125.gc697a

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