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From: Jeff Garzik <jgarzik@pobox.com>
To: Michael Chan <mchan@broadcom.com>
Cc: davem@davemloft.net, netdev@oss.sgi.com
Subject: Re: [PATCH 1/6] bnx2: Fix excessive stack usage
Date: Mon, 23 May 2005 21:42:59 -0400	[thread overview]
Message-ID: <429286A3.1060606@pobox.com> (raw)
In-Reply-To: <1116894307.4908.28.camel@rh4>

Michael Chan wrote:
> diff -Nru 10/drivers/net/bnx2.c 11/drivers/net/bnx2.c
> --- 10/drivers/net/bnx2.c	2005-05-23 10:20:02.000000000 -0700
> +++ 11/drivers/net/bnx2.c	2005-05-23 10:20:20.000000000 -0700
> @@ -1138,13 +1138,20 @@
>  	}
>  }
>  
> -static void
> +static int
>  bnx2_alloc_bad_rbuf(struct bnx2 *bp)
>  {
> -	u16 good_mbuf[512];
> +	u16 *good_mbuf;
>  	u32 good_mbuf_cnt;
>  	u32 val;
>  
> +	good_mbuf = kmalloc(512 * sizeof(u16), GFP_KERNEL);
> +	if (good_mbuf == NULL) {
> +		printk(KERN_ERR PFX "Failed to allocate memory in "
> +				    "bnx2_alloc_bad_rbuf\n");
> +		return -ENOMEM;
> +	}
> +
>  	REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS,
>  		BNX2_MISC_ENABLE_SET_BITS_RX_MBUF_ENABLE);
>  
> @@ -1178,6 +1185,7 @@
>  
>  		REG_WR_IND(bp, BNX2_RBUF_FW_BUF_FREE, val);
>  	}
> +	return 0;
>  }
>  
>  static void

memleak -- you need to free good_mbuf.

	Jeff

  reply	other threads:[~2005-05-24  1:42 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-05-23 23:53 [PATCH 0/6] bnx2: Misc fixes Michael Chan
2005-05-24  0:25 ` [PATCH 1/6] bnx2: Fix excessive stack usage Michael Chan
2005-05-24  1:42   ` Jeff Garzik [this message]
2005-05-24  4:29     ` Michael Chan
2005-05-24  5:43       ` Jeff Garzik
2005-05-25 22:18         ` David S. Miller
2005-05-24  0:26 ` [PATCH 2/6] bnx2: Fix rx checksum Michael Chan
2005-05-24  0:27 ` [PATCH 3/6] bnx2: Fix excessive udelay Michael Chan
2005-05-24  0:29 ` [PATCH 4/6] bnx2: Fix bug in bnx2_close Michael Chan
2005-05-24  0:29 ` [PATCH 5/6] bnx2: Add bnx2 prefix and mark static Michael Chan
2005-05-24  0:30 ` [PATCH 6/6] bnx2: Update revision and reldate Michael Chan
2005-05-24  1:48 ` [PATCH 0/6] bnx2: Misc fixes Jeff Garzik

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