linux-kernel - [PATCH] ipc: Convert kmalloc()+memset() to kzalloc() in ipc/.

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Date:	Sun, 3 Dec 2006 12:14:29 -0500 (EST)
From:	"Robert P. J. Day" <rpjday@...dspring.com>
To:	Linux kernel mailing list <linux-kernel@...r.kernel.org>
Subject: [PATCH] ipc:  Convert kmalloc()+memset() to kzalloc() in ipc/.


  Convert the single changeable instance of kmalloc() + memset() to
kzalloc() in the ipc/ directory.

Signed-off-by: Robert P. J. Day <rpjday@...dspring.com>

---

  ok, i *think* this one's valid.  now i'll go work on something else.

diff --git a/ipc/sem.c b/ipc/sem.c
index 21b3289..3c23dc9 100644
--- a/ipc/sem.c
+++ b/ipc/sem.c
@@ -1070,14 +1070,13 @@ static struct sem_undo *find_undo(struct
 	ipc_rcu_getref(sma);
 	sem_unlock(sma);

-	new = (struct sem_undo *) kmalloc(sizeof(struct sem_undo) + sizeof(short)*nsems, GFP_KERNEL);
+	new = (struct sem_undo *) kzalloc(sizeof(struct sem_undo) + sizeof(short)*nsems, GFP_KERNEL);
 	if (!new) {
 		ipc_lock_by_ptr(&sma->sem_perm);
 		ipc_rcu_putref(sma);
 		sem_unlock(sma);
 		return ERR_PTR(-ENOMEM);
 	}
-	memset(new, 0, sizeof(struct sem_undo) + sizeof(short)*nsems);
 	new->semadj = (short *) &new[1];
 	new->semid = semid;

-
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