[janitor] dgrs: add iounmap()s to failure paths

["Randy.Dunlap" <rddunlap@xxxxxxxx>]

Hi,
Please apply to 2.6.current.

Thanks,
--
~Randy


From: Leann Ogasawara <ogasawara@xxxxxxxx>


Hi All,

Insert missing iounmap's.  You know the drill, feedback wanted.

diffed against 2.6.1

Leann

===== drivers/net/dgrs.c 1.22 vs edited =====

diff -puN drivers/net/dgrs.c~dgrs_iounmap drivers/net/dgrs.c

diff -puN drivers/net/dgrs.c~dgrs_iounmap drivers/net/dgrs.c


 linux-262-rc1-bk1-rddunlap/drivers/net/dgrs.c |    8 +++++++-
 1 files changed, 7 insertions(+), 1 deletion(-)

diff -puN drivers/net/dgrs.c~dgrs_iounmap drivers/net/dgrs.c
--- linux-262-rc1-bk1/drivers/net/dgrs.c~dgrs_iounmap   2004-01-23 
15:49:58.000000000 -0800
+++ linux-262-rc1-bk1-rddunlap/drivers/net/dgrs.c       2004-01-23 
15:49:58.000000000 -0800
@@ -322,8 +322,10 @@ check_board_dma(struct net_device *dev0)
         */
        priv0->vplxdma[PLX_DMA0_MODE/4] = 0xFFFFFFFF;
        x = priv0->vplxdma[PLX_DMA0_MODE/4];
-       if (x != 0x00001FFF)
+       if (x != 0x00001FFF) {
+               iounmap((void *)priv0->vplxdma);
                return (0);
+       }
 
        return (1);
 }
@@ -1015,6 +1017,8 @@ dgrs_download(struct net_device *dev0)
                if (!is)
                {
                        printk("%s: Illegal IRQ %d\n", dev0->name, dev0->irq);
+                       iounmap(priv0->vmem);
+                       priv0->vmem = NULL;
                        return -ENXIO;
                }
                OUTB(dev0->base_addr + ES4H_AS_31_24,
@@ -1096,6 +1100,8 @@ dgrs_download(struct net_device *dev0)
        if (priv0->bcomm->bc_status < BC_RUN)
        {
                printk("%s: board not operating\n", dev0->name);
+               iounmap(priv0->vmem);
+               priv0->vmem = NULL;
                return -ENXIO;
        }
 

_