uprobes: Kill the unnecesary filp != NULL check in __copy_insn() · 98763a1bb1 - Gogs

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>

Oleg Nesterov 12 years ago

parent

2edb7b5574

commit

98763a1bb1

1 changed files with 0 additions and 3 deletions

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							+ 0
							
							- 3
						
kernel/events/uprobes.c
							 
								View File
							
				@@ -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;
			
				 	/*