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@redhat.com> Acked-by: Anton Arapov <anton@redhat.com> Acked-by: Srikar Dronamraju <srikar@linux.vnet.ibm.com>
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@ -501,9 +501,6 @@ __copy_insn(struct address_space *mapping, struct file *filp, char *insn,
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{
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struct page *page;
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if (!filp)
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return -EINVAL;
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if (!mapping->a_ops->readpage)
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return -EIO;
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/*
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