[PATCH 4/4] worktree: prevent null pointer dereference
From: Caleb White <hidden>
Date: 2024-10-06 04:59:54
Subsystem:
the rest · Maintainer:
Linus Torvalds
If worktrees is NULL, free_worktrees() should return immediately to prevent a null pointer dereference. Signed-off-by: Caleb White <redacted> --- worktree.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/worktree.c b/worktree.c
index b08ecce..1cf15b0 100644
--- a/worktree.c
+++ b/worktree.c@@ -28,8 +28,9 @@ void free_worktree(struct worktree *worktree) void free_worktrees(struct worktree **worktrees) { - int i = 0; - for (i = 0; worktrees[i]; i++) + if (!worktrees) + return; + for (int i = 0; worktrees[i]; i++) free_worktree(worktrees[i]); free (worktrees); }
--
2.46.2
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