Commit-ID: 98763a1bb1515f8a8d7f1d9ae42604e19872364b
Gitweb: http://git.kernel.org/tip/98763a1bb1515f8a8d7f1d9ae42604e19872364b
Author: Oleg Nesterov <oleg@xxxxxxxxxx>
AuthorDate: Sun, 24 Mar 2013 18:45:44 +0100
Committer: Oleg Nesterov <oleg@xxxxxxxxxx>
CommitDate: Thu, 4 Apr 2013 13:57:05 +0200
uprobes: Kill the unnecesary filp != NULL check in __copy_insn()
__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 <oleg@xxxxxxxxxx>
Acked-by: Anton Arapov <anton@xxxxxxxxxx>
Acked-by: Srikar Dronamraju <srikar@xxxxxxxxxxxxxxxxxx>
---
kernel/events/uprobes.c | 3 ---
1 file changed, 3 deletions(-)
diff --git a/kernel/events/uprobes.c b/kernel/events/uprobes.c
index ba6acfe..0938665 100644
--- a/kernel/events/uprobes.c
+++ b/kernel/events/uprobes.c
@@ -501,9 +501,6 @@ __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;
/*
--
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