__copy_insn(filp) can only be called after valid_vma() returns T,
vma->vm_file passed as "filp" can not be NULL.
Signed-off-by: Oleg Nesterov <o...@redhat.com>
---
kernel/events/uprobes.c | 3 ---
1 files changed, 0 insertions(+), 3 deletions(-)
diff --git a/kernel/events/uprobes.c b/kernel/events/uprobes.c
index 0a759c6..e5d479f 100644
--- a/kernel/events/uprobes.c
+++ b/kernel/events/uprobes.c
@@ -478,9 +478,6 @@ __copy_insn(struct address_space *mapping, struct file
*filp, char *insn,
{
struct page *page;
- if (!filp)
- return -EINVAL;
-
if (!mapping->a_ops->readpage)
return -EIO;
/*
--
1.5.5.1
--
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