| // SPDX-License-Identifier: GPL-2.0-only |
| /// Use %pe format specifier instead of PTR_ERR() for printing error pointers. |
| /// |
| /// For printing error pointers (i.e., a pointer for which IS_ERR() is true) |
| /// %pe will print a symbolic error name (e.g., -EINVAL), opposed to the raw |
| /// errno (e.g., -22) produced by PTR_ERR(). |
| /// It also makes the code cleaner by saving a redundant call to PTR_ERR(). |
| /// |
| // Confidence: High |
| // Copyright: (C) 2025 NVIDIA CORPORATION & AFFILIATES. |
| // URL: https://coccinelle.gitlabpages.inria.fr/website |
| // Options: --no-includes --include-headers |
| |
| virtual context |
| virtual org |
| virtual report |
| |
| @r@ |
| expression ptr; |
| constant fmt; |
| position p; |
| identifier print_func; |
| @@ |
| * print_func(..., fmt, ..., PTR_ERR@p(ptr), ...) |
| |
| @script:python depends on r && report@ |
| p << r.p; |
| @@ |
| coccilib.report.print_report(p[0], "WARNING: Consider using %pe to print PTR_ERR()") |
| |
| @script:python depends on r && org@ |
| p << r.p; |
| @@ |
| coccilib.org.print_todo(p[0], "WARNING: Consider using %pe to print PTR_ERR()") |
