Re: [patch] nfs: check kmalloc() return

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Dan Carpenter schrieb:
> The decode_and_add_ds() should return NULL on failure.
> 
> Signed-off-by: Dan Carpenter <error27@xxxxxxxxx>
> 
> diff --git a/fs/nfs/nfs4filelayoutdev.c b/fs/nfs/nfs4filelayoutdev.c
> index 51fe64a..098113c 100644
> --- a/fs/nfs/nfs4filelayoutdev.c
> +++ b/fs/nfs/nfs4filelayoutdev.c
> @@ -219,6 +219,8 @@ decode_and_add_ds(__be32 **pp, struct inode *inode)
>  		goto out_err;
>  	}
>  	buf = kmalloc(rlen + 1, GFP_KERNEL);
> +	if (!buf)
> +		goto out_err;
>  	buf[rlen] = '\0';
>  	memcpy(buf, r_addr, rlen);
>  

it seems that r_addr is a string, then kstdup() is emulated here.

re,
 wh



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