From: Samuel Ortiz Date: Fri, 26 Mar 2010 00:09:04 +0000 (+0100) Subject: mfd: Check for mem_base when building IORESOURCE_MEM resources X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=f03cfcbc843ae6854c69dbc771762b83b3bea15f;p=linux-beck.git mfd: Check for mem_base when building IORESOURCE_MEM resources If mem_base is NULL, then we fall back to the default case, just copying the original resource. Signed-off-by: Samuel Ortiz --- diff --git a/drivers/mfd/mfd-core.c b/drivers/mfd/mfd-core.c index 8ffbb7a85a7e..7dd76bceaae8 100644 --- a/drivers/mfd/mfd-core.c +++ b/drivers/mfd/mfd-core.c @@ -48,7 +48,7 @@ static int mfd_add_device(struct device *parent, int id, res[r].flags = cell->resources[r].flags; /* Find out base to use */ - if (cell->resources[r].flags & IORESOURCE_MEM) { + if ((cell->resources[r].flags & IORESOURCE_MEM) && mem_base) { res[r].parent = mem_base; res[r].start = mem_base->start + cell->resources[r].start;