Messages in this thread Patch in this message | | | From | Peter Hurley <> | Subject | [PATCH 3/5] resources: Print warning when inserting resource [mem 0x00000000] | Date | Wed, 7 Nov 2012 21:55:54 -0500 |
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Inserting iomem resource [0x0-0x0] is most likely a bug; at least print a warning message. Eg., resource: inserting NULL resource iTCO_wdt [mem 0x00000000]
Cc: Bjorn Helgaas <bhelgaas@google.com> Signed-off-by: Peter Hurley <peter@hurleysoftware.com> --- kernel/resource.c | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/kernel/resource.c b/kernel/resource.c index 268b5fa..ab758bb 100644 --- a/kernel/resource.c +++ b/kernel/resource.c @@ -589,6 +589,9 @@ static struct resource * __insert_resource(struct resource *parent, struct resou { struct resource *first, *next; + if (new->flags & IORESOURCE_MEM && !new->start && !new->end) + pr_warn("inserting NULL resource %s %pR", new->name, new); + for (;; parent = first) { first = __request_resource(parent, new); if (!first) -- 1.7.12.3
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