bpo-38322: Fix gotlandmark() of PC/getpathp.c - #16489
Merged
Merged
Conversation
Write the filename into a temporary buffer instead of reusing prefix. The problem is that join() modifies prefix inplace. If prefix is not normalized, join() can make prefix shorter and so gotlandmark() does modify prefix instead of returning it unmodified.
jacobneiltaylor
pushed a commit
to jacobneiltaylor/cpython
that referenced
this pull request
Dec 5, 2019
Write the filename into a temporary buffer instead of reusing prefix. The problem is that join() modifies prefix inplace. If prefix is not normalized, join() can make prefix shorter and so gotlandmark() does modify prefix instead of returning it unmodified.
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment
3 participants
Add this suggestion to a batch that can be applied as a single commit.This suggestion is invalid because no changes were made to the code.Suggestions cannot be applied while the pull request is closed.Suggestions cannot be applied while viewing a subset of changes.Only one suggestion per line can be applied in a batch.Add this suggestion to a batch that can be applied as a single commit.Applying suggestions on deleted lines is not supported.You must change the existing code in this line in order to create a valid suggestion.Outdated suggestions cannot be applied.This suggestion has been applied or marked resolved.Suggestions cannot be applied from pending reviews.Suggestions cannot be applied on multi-line comments.Suggestions cannot be applied while the pull request is queued to merge.Suggestion cannot be applied right now. Please check back later.
Write the filename into a temporary buffer instead of reusing prefix.
The problem is that join() modifies prefix inplace. If prefix is not
normalized, join() can make prefix shorter and so gotlandmark()
does modify prefix instead of returning it unmodified.
https://bugs.python.org/issue38322