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Diffstat (limited to 'arch/sh/kernel/io_trapped.c')
-rw-r--r--arch/sh/kernel/io_trapped.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/arch/sh/kernel/io_trapped.c b/arch/sh/kernel/io_trapped.c
index 77dfecb64373..e27a19e1f46e 100644
--- a/arch/sh/kernel/io_trapped.c
+++ b/arch/sh/kernel/io_trapped.c
@@ -112,14 +112,15 @@ void __iomem *match_trapped_io_handler(struct list_head *list,
struct trapped_io *tiop;
struct resource *res;
int k, len;
+ unsigned long flags;
- spin_lock_irq(&trapped_lock);
+ spin_lock_irqsave(&trapped_lock, flags);
list_for_each_entry(tiop, list, list) {
voffs = 0;
for (k = 0; k < tiop->num_resources; k++) {
res = tiop->resource + k;
if (res->start == offset) {
- spin_unlock_irq(&trapped_lock);
+ spin_unlock_irqrestore(&trapped_lock, flags);
return tiop->virt_base + voffs;
}
@@ -127,7 +128,7 @@ void __iomem *match_trapped_io_handler(struct list_head *list,
voffs += roundup(len, PAGE_SIZE);
}
}
- spin_unlock_irq(&trapped_lock);
+ spin_unlock_irqrestore(&trapped_lock, flags);
return NULL;
}
EXPORT_SYMBOL_GPL(match_trapped_io_handler);
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