From mboxrd@z Thu Jan 1 00:00:00 1970 From: arnd@arndb.de (Arnd Bergmann) Date: Tue, 01 Dec 2015 23:46:03 +0100 Subject: [PATCH] ARM: ixp4xx: fix read{b,w,l} return types In-Reply-To: References: <4577677.sEiIMqkHSM@wuerfel> Message-ID: <4900418.HEVAcnQtkC@wuerfel> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Wednesday 25 November 2015 13:31:16 Krzysztof Ha?asa wrote: > Arnd Bergmann writes: > > > On ixp4xx, the readl() function returns an 'unsigned long' output > > when indirect I/O is used. This is unlike any other platform, and > > it causes lots of harmless compiler warnings, such as: > > > > drivers/ata/libahci.c: In function 'ahci_show_host_version': > > drivers/ata/libahci.c:254:22: warning: format '%x' expects argument of type 'unsigned int', but argument 3 has type 'long unsigned int' [-Wformat=] > > drivers/block/mtip32xx/mtip32xx.c: In function 'mtip_hw_read_registers': > > drivers/block/mtip32xx/mtip32xx.c:2602:31: warning: format '%X' expects argument of type 'unsigned int', but argument 3 has type 'long unsigned int' [-Wformat=] > > drivers/block/cciss.c: In function 'print_cfg_table': > > drivers/block/cciss.c:3845:25: warning: format '%d' expects argument of type 'int', but argument 4 has type 'long unsigned int' [-Wformat=] > > > > This changes all six of the ixp4xx specific I/O read functions > > to return the same types that we have in the normal asm/io.h, > > to avoid the warnings. > > Thanks for fixing this. > > Acked-by: Krzysztof Halasa > Applied to fixes for 4.4 now with your ack.