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path: root/drivers/pnp/pnpbios/bioscalls.c
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Diffstat (limited to 'drivers/pnp/pnpbios/bioscalls.c')
-rw-r--r--drivers/pnp/pnpbios/bioscalls.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/pnp/pnpbios/bioscalls.c b/drivers/pnp/pnpbios/bioscalls.c
index 37bacfcdbc5d..a72126180e97 100644
--- a/drivers/pnp/pnpbios/bioscalls.c
+++ b/drivers/pnp/pnpbios/bioscalls.c
@@ -283,12 +283,15 @@ int pnp_bios_dev_node_info(struct pnp_dev_node_info *data)
static int __pnp_bios_get_dev_node(u8 *nodenum, char boot, struct pnp_bios_node *data)
{
u16 status;
+ u16 tmp_nodenum;
if (!pnp_bios_present())
return PNP_FUNCTION_NOT_SUPPORTED;
if ( !boot && pnpbios_dont_use_current_config )
return PNP_FUNCTION_NOT_SUPPORTED;
+ tmp_nodenum = *nodenum;
status = call_pnp_bios(PNP_GET_SYS_DEV_NODE, 0, PNP_TS1, 0, PNP_TS2, boot ? 2 : 1, PNP_DS, 0,
- nodenum, sizeof(char), data, 65536);
+ &tmp_nodenum, sizeof(tmp_nodenum), data, 65536);
+ *nodenum = tmp_nodenum;
return status;
}