https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=261457
Bug ID: 261457
Summary: Fix a possible Null pointer dereference in
mld_is_addr_reported()
Product: Base System
Version: Unspecified
Hardware: Any
OS: Any
Status: New
Severity: Affects Only Me
Priority: ---
Component: kern
Assignee: b...@freebsd.org
Reporter: zhou1...@umn.edu
Created attachment 231297
--> https://bugs.freebsd.org/bugzilla/attachment.cgi?id=231297&action=edit
A simple fix for this bug
In mld_is_addr_reported(), the return value of mli_alloc_locked() is assigned
to mli and there is a dereference of it after that, which could lead to NULL
pointer dereference on failure of allocation.
Fix this bug by adding a NULL check of mli.
This bug is found by a static analyzer, please advise.
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