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Minor fix - check expr type before sending to char_array handler in printk_formatter

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Pragyansh Chaturvedi
2025-11-11 17:43:20 +05:30
parent 5a8b64f1d9
commit c883d95655
1 changed files with 6 additions and 5 deletions
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11
pythonbpf/helper/printk_formatter.py
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@ -220,11 +220,12 @@ def _prepare_expr_args(expr, func, module, builder, local_sym_tab, struct_sym_ta
"""Evaluate and prepare an expression to use as an arg for bpf_printk."""
# Special case: struct field char array needs pointer to first element
char_array_ptr, _ = get_char_array_ptr_and_size(
expr, builder, local_sym_tab, struct_sym_tab
)
if char_array_ptr:
return char_array_ptr
if isinstance(expr, ast.Attribute):
char_array_ptr, _ = get_char_array_ptr_and_size(
expr, builder, local_sym_tab, struct_sym_tab
)
if char_array_ptr:
return char_array_ptr
# Regular expression evaluation
val, _ = eval_expr(func, module, builder, expr, local_sym_tab, None, struct_sym_tab)