linux-kernel - [PATCH] staging: lustre: lov: Fix sparse warning using plain integer as NULL pointer

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Date:	Sun, 27 Jul 2014 20:31:08 +0200
From:	Marc Fite <marc@...e.cat>
To:	gregkh@...uxfoundation.org, dulshani.gunawardhana89@...il.com,
	josh@...htriplett.org, oleg.drokin@...el.com,
	john.hammond@...el.com, devel@...verdev.osuosl.org,
	linux-kernel@...r.kernel.org
Cc:	Marc Fite <marc@...e.cat>
Subject: [PATCH] staging: lustre: lov: Fix sparse warning using plain integer as NULL pointer

This patch fixes the warning generated by sparse: "Using plain integer as NULL pointer" by replacing the offending 0s with NULL.

drivers/staging/lustre/lustre/lov/lov_obd.c:902:48: warning: Using plain integer as NULL pointer
drivers/staging/lustre/lustre/lov/lov_obd.c:946:54: warning: Using plain integer as NULL pointer
drivers/staging/lustre/lustre/lov/lov_obd.c:2819:46: warning: Using plain integer as NULL pointer

Signed-off-by: Marc Fite <marc@...e.cat>
---
 drivers/staging/lustre/lustre/lov/lov_obd.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/staging/lustre/lustre/lov/lov_obd.c b/drivers/staging/lustre/lustre/lov/lov_obd.c
index 814dd49..e4f4fe3 100644
--- a/drivers/staging/lustre/lustre/lov/lov_obd.c
+++ b/drivers/staging/lustre/lustre/lov/lov_obd.c
@@ -899,7 +899,7 @@ static int lov_cleanup(struct obd_device *obd)
 				       " deathrow=%d, lovrc=%d\n",
 				       i, lov->lov_death_row,
 				       atomic_read(&lov->lov_refcount));
-			lov_del_target(obd, i, 0, 0);
+			lov_del_target(obd, i, NULL, 0);
 		}
 		obd_putref(obd);
 		OBD_FREE(lov->lov_tgts, sizeof(*lov->lov_tgts) *
@@ -943,7 +943,7 @@ int lov_process_config_base(struct obd_device *obd, struct lustre_cfg *lcfg,
 		GOTO(out, rc);
 	}
 	case LCFG_PARAM: {
-		struct lprocfs_static_vars lvars = { 0 };
+		struct lprocfs_static_vars lvars = { NULL };
 		struct lov_desc *desc = &(obd->u.lov.desc);
 
 		if (!desc)
@@ -2816,7 +2816,7 @@ struct kmem_cache *lov_oinfo_slab;
 
 int __init lov_init(void)
 {
-	struct lprocfs_static_vars lvars = { 0 };
+	struct lprocfs_static_vars lvars = { NULL };
 	int rc;
 
 	/* print an address of _any_ initialized kernel symbol from this
-- 
2.0.1

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