linux-kernel - Re: linux-next: build warnings after merge of the akpm tree

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Date:	Thu, 25 Oct 2012 14:30:44 +1100
From:	Stephen Rothwell <sfr@...b.auug.org.au>
To:	Andrew Morton <akpm@...ux-foundation.org>
Cc:	linux-next@...r.kernel.org, linux-kernel@...r.kernel.org,
	Wei Yang <weiyang@...ux.vnet.ibm.com>
Subject: Re: linux-next: build warnings after merge of the akpm tree

Hi Andrew,

On Thu, 25 Oct 2012 14:28:54 +1100 Stephen Rothwell <sfr@...b.auug.org.au> wrote:
>
> After merging the akpm tree, today's linux-next build (powerpc
> ppc64_defconfig) produced these warnings:
> 
> drivers/infiniband/hw/cxgb3/cxio_resource.c: In function '__cxio_init_resource_fifo':
> drivers/infiniband/hw/cxgb3/cxio_resource.c:62:3: warning: comparison of distinct pointer types lacks a cast [enabled by default]
> drivers/infiniband/hw/cxgb3/cxio_resource.c:74:4: warning: comparison of distinct pointer types lacks a cast [enabled by default]
> drivers/infiniband/hw/cxgb3/cxio_resource.c:81:4: warning: comparison of distinct pointer types lacks a cast [enabled by default]
> drivers/infiniband/hw/cxgb3/cxio_resource.c:86:4: warning: comparison of distinct pointer types lacks a cast [enabled by default]
> drivers/infiniband/hw/cxgb3/cxio_resource.c:89:7: warning: comparison of distinct pointer types lacks a cast [enabled by default]
> drivers/infiniband/hw/cxgb3/cxio_resource.c: In function 'cxio_init_qpid_fifo':
> drivers/infiniband/hw/cxgb3/cxio_resource.c:123:4: warning: comparison of distinct pointer types lacks a cast [enabled by default]
> drivers/infiniband/hw/cxgb3/cxio_resource.c: In function 'cxio_hal_get_resource':
> drivers/infiniband/hw/cxgb3/cxio_resource.c:184:6: warning: comparison of distinct pointer types lacks a cast [enabled by default]
> drivers/infiniband/hw/cxgb3/cxio_resource.c: In function 'cxio_hal_put_resource':
> drivers/infiniband/hw/cxgb3/cxio_resource.c:193:2: warning: comparison of distinct pointer types lacks a cast [enabled by default]
> drivers/infiniband/hw/cxgb3/cxio_resource.c:193:2: warning: comparison of distinct pointer types lacks a cast [enabled by default]
> drivers/infiniband/hw/cxgb3/cxio_resource.c:193:2: warning: comparison of distinct pointer types lacks a cast [enabled by default]
> 
> Probably introduced by commit "include/linux/kfifo.h: replace open-coded
> type check code with typecheck()".

Also:

drivers/scsi/libiscsi.c: In function 'iscsi_free_task':
drivers/scsi/libiscsi.c:507:2: warning: comparison of distinct pointer types lacks a cast [enabled by default]
drivers/scsi/libiscsi.c: In function 'iscsi_pool_init':
drivers/scsi/libiscsi.c:2510:3: warning: comparison of distinct pointer types lacks a cast [enabled by default]
drivers/scsi/libiscsi.c: In function 'iscsi_conn_setup':
drivers/scsi/libiscsi.c:2881:2: warning: comparison of distinct pointer types lacks a cast [enabled by default]
drivers/scsi/libiscsi.c: In function 'iscsi_conn_teardown':
drivers/scsi/libiscsi.c:2944:2: warning: comparison of distinct pointer types lacks a cast [enabled by default]
drivers/scsi/libiscsi_tcp.c: In function 'iscsi_tcp_cleanup_task':
drivers/scsi/libiscsi_tcp.c:462:3: warning: comparison of distinct pointer types lacks a cast [enabled by default]
drivers/scsi/libiscsi_tcp.c:469:3: warning: comparison of distinct pointer types lacks a cast [enabled by default]
drivers/scsi/libiscsi_tcp.c: In function 'iscsi_tcp_r2t_rsp':
drivers/scsi/libiscsi_tcp.c:570:3: warning: comparison of distinct pointer types lacks a cast [enabled by default]
drivers/scsi/libiscsi_tcp.c:586:3: warning: comparison of distinct pointer types lacks a cast [enabled by default]
drivers/scsi/libiscsi_tcp.c:596:2: warning: comparison of distinct pointer types lacks a cast [enabled by default]
drivers/scsi/libiscsi_tcp.c: In function 'iscsi_tcp_get_curr_r2t':
drivers/scsi/libiscsi_tcp.c:998:5: warning: comparison of distinct pointer types lacks a cast [enabled by default]

-- 
Cheers,
Stephen Rothwell                    sfr@...b.auug.org.au

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