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| -rw-r--r-- | src/doc/trpl/lifetimes.md | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/src/doc/trpl/lifetimes.md b/src/doc/trpl/lifetimes.md index 4896be714bb..23569dd1b91 100644 --- a/src/doc/trpl/lifetimes.md +++ b/src/doc/trpl/lifetimes.md @@ -43,11 +43,11 @@ With that in mind, let’s learn about lifetimes. Lending out a reference to a resource that someone else owns can be complicated. For example, imagine this set of operations: -- I acquire a handle to some kind of resource. -- I lend you a reference to the resource. -- I decide I’m done with the resource, and deallocate it, while you still have +1. I acquire a handle to some kind of resource. +2. I lend you a reference to the resource. +3. I decide I’m done with the resource, and deallocate it, while you still have your reference. -- You decide to use the resource. +4. You decide to use the resource. Uh oh! Your reference is pointing to an invalid resource. This is called a dangling pointer or ‘use after free’, when the resource is memory. |