Check for NULL result from bpf_attach_kprobe #571
Merged
Conversation
This file contains 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
The check for NULL in the return value from C functions was comparing to None incorrectly, causing an error check to pass improperly. Simply check the truthiness of the return instead seems to be more resilient. Add a test as well. Fixes: #568 Signed-off-by: Brenden Blanco <[email protected]>
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment
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Outdated suggestions cannot be applied.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.
The check for NULL in the return value from C functions was comparing to
None incorrectly, causing an error check to pass improperly. Simply
check the truthiness of the return instead seems to be more resilient.
Add a test as well.
Fixes: #568
Signed-off-by: Brenden Blanco [email protected]