Module: xenomai-head
Branch: master
Commit: 6c7272e0c695034ac62267f3b563c902ae95df79
URL:
http://git.xenomai.org/?p=xenomai-head.git;a=commit;h=6c7272e0c695034ac62267f3b563c902ae95df79
Author: Philippe Gerum <r...@xenomai.org>
Date: Tue Nov 3 10:27:56 2009 +0100
nucleus: set vma private data early enough
We have to set vma->vm_private_data before the error path could be
taken, since xnheap_vmclose() fetches it.
---
ksrc/nucleus/heap.c | 3 ++-
1 files changed, 2 insertions(+), 1 deletions(-)
diff --git a/ksrc/nucleus/heap.c b/ksrc/nucleus/heap.c
index 37bb633..b5fb1cd 100644
--- a/ksrc/nucleus/heap.c
+++ b/ksrc/nucleus/heap.c
@@ -1096,6 +1096,8 @@ static int xnheap_mmap(struct file *file, struct
vm_area_struct *vma)
spin_unlock(&kheapq_lock);
+ vma->vm_private_data = file->private_data;
+
err = -ENXIO;
if (offset + size > xnheap_extentsize(heap))
goto deref_out;
@@ -1106,7 +1108,6 @@ static int xnheap_mmap(struct file *file, struct
vm_area_struct *vma)
goto deref_out;
vma->vm_ops = &xnheap_vmops;
- vma->vm_private_data = file->private_data;
#ifdef CONFIG_MMU
vaddr = (unsigned long)heap->archdep.heapbase + offset;
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