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-rw-r--r--arch/ppc/syslib/ppc_sys.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/arch/ppc/syslib/ppc_sys.c b/arch/ppc/syslib/ppc_sys.c
index 60c724e1158..7662c4e6e7d 100644
--- a/arch/ppc/syslib/ppc_sys.c
+++ b/arch/ppc/syslib/ppc_sys.c
@@ -156,12 +156,13 @@ void platform_notify_map(const struct platform_notify_dev_map *map,
while (map->bus_id != NULL) {
idx = -1;
s = strrchr(dev->bus_id, '.');
- if (s != NULL)
+ if (s != NULL) {
idx = (int)simple_strtol(s + 1, NULL, 10);
- else
+ len = s - dev->bus_id;
+ } else {
s = dev->bus_id;
-
- len = s - dev->bus_id;
+ len = strlen(dev->bus_id);
+ }
if (!strncmp(dev->bus_id, map->bus_id, len)) {
pdev = container_of(dev, struct platform_device, dev);