[PATCH] ext4: 48bit physical block number support in extents

[linux-2.6-omap-h63xx.git] / drivers / pcmcia / ds.c

diff --git a/drivers/pcmcia/ds.c b/drivers/pcmcia/ds.c
index 48d3b3d30c2169231d6749f7478bab8a0d3b50b9..74b3124e8247e444fd2911eecfe0de1ca5597063 100644 (file)
--- a/drivers/pcmcia/ds.c
+++ b/drivers/pcmcia/ds.c
@@ -1143,6 +1143,12 @@ static int ds_event(struct pcmcia_socket *skt, event_t event, int priority)
 {
        struct pcmcia_socket *s = pcmcia_get_socket(skt);
 
+       if (!s) {
+               printk(KERN_ERR "PCMCIA obtaining reference to socket %p " \
+                       "failed, event 0x%x lost!\n", skt, event);
+               return -ENODEV;
+       }
+
        ds_dbg(1, "ds_event(0x%06x, %d, 0x%p)\n",
               event, priority, skt);