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SessionUser protection against nil pointer dereference (#21581)
Backport #21358 `SessionUser` should be protected against passing `sess` = `nil` to avoid ``` PANIC: runtime error: invalid memory address or nil pointer dereference ``` in https://github.com/go-gitea/gitea/pull/18452/files#diff-a215b82aadeb8b4c4632fcf31215dd421f804eb1c0137ec6721b980136e4442aR69 after upgrade from gitea v1.16 to v1.17. Related: https://github.com/go-gitea/gitea/pull/18452
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@ -39,6 +39,10 @@ func (s *Session) Verify(req *http.Request, w http.ResponseWriter, store DataSto
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// SessionUser returns the user object corresponding to the "uid" session variable.
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func SessionUser(sess SessionStore) *user_model.User {
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if sess == nil {
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return nil
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}
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// Get user ID
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uid := sess.Get("uid")
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if uid == nil {
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