Changeset 2300b9d in mainline for uspace/lib/libdrv/generic/driver.c

Timestamp:

2010-04-30T08:29:42Z (15 years ago)

Author:

Lenka Trochtova <trochtova.lenka@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

dafe675

Parents:

7f8b581

Message:

Fixed a bug.

File:

• uspace/lib/libdrv/generic/driver.c (modified) (1 diff)

uspace/lib/libdrv/generic/driver.c

@@ -81 +81 @@
 
 static void driver_irq_handler(ipc_callid_t iid, ipc_call_t *icall)
-{
+{       
         int id = (int)IPC_GET_METHOD(*icall);
         interrupt_context_t *ctx = find_interrupt_context_by_id(&interrupt_contexts, id);
-        (*ctx->handler)(ctx->dev, iid, icall);  
+        if (NULL != ctx && NULL != ctx->handler) {
+                (*ctx->handler)(ctx->dev, iid, icall);          
+        }
 }