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ftrace: use dynamic patching for updating mcount calls
[deliverable/linux.git]
/
arch
/
x86
/
kernel
/
crash_dump_32.c
diff --git
a/arch/x86/kernel/crash_dump_32.c
b/arch/x86/kernel/crash_dump_32.c
index 32e75d0731a901681c118fb073944992a082fa1c..72d0c56c1b48eff12779b557a75f3aee376c5571 100644
(file)
--- a/
arch/x86/kernel/crash_dump_32.c
+++ b/
arch/x86/kernel/crash_dump_32.c
@@
-47,6
+47,7
@@
ssize_t copy_oldmem_page(unsigned long pfn, char *buf,
if (!kdump_buf_page) {
printk(KERN_WARNING "Kdump: Kdump buffer page not"
" allocated\n");
+ kunmap_atomic(vaddr, KM_PTE0);
return -EFAULT;
}
copy_page(kdump_buf_page, vaddr);
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