The ray_config uses ray_release as its unified error handling function.
However, it does not know if local->sram/rmem/amem succeeds or not.
Fix this by adding sanity check on local->sram/rmem/amem in the
ray_relase.
Signed-off-by: Dongliang Mu <[email protected]>
---
drivers/net/wireless/ray_cs.c | 9 ++++++---
1 file changed, 6 insertions(+), 3 deletions(-)
diff --git a/drivers/net/wireless/ray_cs.c b/drivers/net/wireless/ray_cs.c
index ce7911137014..808b37352f39 100644
--- a/drivers/net/wireless/ray_cs.c
+++ b/drivers/net/wireless/ray_cs.c
@@ -732,9 +732,12 @@ static void ray_release(struct pcmcia_device *link)
del_timer_sync(&local->timer);
- iounmap(local->sram);
- iounmap(local->rmem);
- iounmap(local->amem);
+ if (local->sram)
+ iounmap(local->sram);
+ if (local->rmem)
+ iounmap(local->rmem);
+ if (local->amem)
+ iounmap(local->amem);
pcmcia_disable_device(link);
dev_dbg(&link->dev, "ray_release ending\n");
--
2.39.2