[PATCH 02/21] PCI: Make add_to_list() return status

From: Yinghai Lu
Date: Sat Jan 21 2012 - 05:09:37 EST


will be used for resource_list_x duplication for try requested+optional at first.

Signed-off-by: Yinghai Lu <yinghai@xxxxxxxxxx>
---
drivers/pci/setup-bus.c | 6 ++++--
1 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/pci/setup-bus.c b/drivers/pci/setup-bus.c
index 9d932f4..0282fde 100644
--- a/drivers/pci/setup-bus.c
+++ b/drivers/pci/setup-bus.c
@@ -64,7 +64,7 @@ void pci_realloc(void)
* @add_size: additional size to be optionally added
* to the resource
*/
-static void add_to_list(struct resource_list_x *head,
+static int add_to_list(struct resource_list_x *head,
struct pci_dev *dev, struct resource *res,
resource_size_t add_size, resource_size_t min_align)
{
@@ -75,7 +75,7 @@ static void add_to_list(struct resource_list_x *head,
tmp = kmalloc(sizeof(*tmp), GFP_KERNEL);
if (!tmp) {
pr_warning("add_to_list: kmalloc() failed!\n");
- return;
+ return -ENOMEM;
}

tmp->next = ln;
@@ -87,6 +87,8 @@ static void add_to_list(struct resource_list_x *head,
tmp->add_size = add_size;
tmp->min_align = min_align;
list->next = tmp;
+
+ return 0;
}

static void add_to_failed_list(struct resource_list_x *head,
--
1.7.7

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/