1 files changed, 4 insertions, 0 deletions

diff --git a/drivers/char/istallion.c b/drivers/char/istallion.c
index bd9195e17956..8f591945ebd9 100644
--- a/drivers/char/istallion.c
+++ b/drivers/char/istallion.c
@@ -3476,6 +3476,8 @@ static int stli_initecp(stlibrd_t *brdp)
         if (sig.magic != cpu_to_le32(ECP_MAGIC))
         {
                 release_region(brdp->iobase, brdp->iosize);
+                iounmap(brdp->membase);
+                brdp->membase = NULL;
                 return -ENODEV;
         }
 
@@ -3632,6 +3634,8 @@ static int stli_initonb(stlibrd_t *brdp)
             sig.magic3 != cpu_to_le16(ONB_MAGIC3))
         {
                 release_region(brdp->iobase, brdp->iosize);
+                iounmap(brdp->membase);
+                brdp->membase = NULL;
                 return -ENODEV;
         }