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orinoco: initialise priv->hw before assigning the interrupt 

The interrupt handler takes a lock - but since commit bcad6e80f3 this
lock goes through an indirection specified in the hermes_t structure.
We must therefore initialise the structure before setting up the
interrupt handler.

Fix orinoco_cs and spectrum_cs

<https://bugzilla.kernel.org/show_bug.cgi?id=23932>

Bisected by: Matt Domsch <Matt_Domsch@dell.com>
Signed-off by: David Kilroy <kilroyd@googlemail.com>
Cc: stable@kernel.org
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
David Kilroy 2010-12-07 18:50:42 +00:00 committed by John W. Linville
parent 884a963fa1
commit 229bd792be
2 changed files with 14 additions and 14 deletions
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14
drivers/net/wireless/orinoco/orinoco_cs.c
View File

@ -151,20 +151,20 @@ orinoco_cs_config(struct pcmcia_device *link)
goto failed;
}
ret = pcmcia_request_irq(link, orinoco_interrupt);
if (ret)
goto failed;
/* We initialize the hermes structure before completing PCMCIA
* configuration just in case the interrupt handler gets
* called. */
mem = ioport_map(link->resource[0]->start,
resource_size(link->resource[0]));
if (!mem)
goto failed;
/* We initialize the hermes structure before completing PCMCIA
* configuration just in case the interrupt handler gets
* called. */
hermes_struct_init(hw, mem, HERMES_16BIT_REGSPACING);
ret = pcmcia_request_irq(link, orinoco_interrupt);
if (ret)
goto failed;
ret = pcmcia_enable_device(link);
if (ret)
goto failed;

14
drivers/net/wireless/orinoco/spectrum_cs.c
View File

@ -214,21 +214,21 @@ spectrum_cs_config(struct pcmcia_device *link)
goto failed;
}
ret = pcmcia_request_irq(link, orinoco_interrupt);
if (ret)
goto failed;
/* We initialize the hermes structure before completing PCMCIA
* configuration just in case the interrupt handler gets
* called. */
mem = ioport_map(link->resource[0]->start,
resource_size(link->resource[0]));
if (!mem)
goto failed;
/* We initialize the hermes structure before completing PCMCIA
* configuration just in case the interrupt handler gets
* called. */
hermes_struct_init(hw, mem, HERMES_16BIT_REGSPACING);
hw->eeprom_pda = true;
ret = pcmcia_request_irq(link, orinoco_interrupt);
if (ret)
goto failed;
ret = pcmcia_enable_device(link);
if (ret)
goto failed;