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| author | Siddhesh Poyarekar <siddhesh@sourceware.org> | 2023-04-03 10:20:04 -0400 |
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| committer | Siddhesh Poyarekar <siddhesh@sourceware.org> | 2023-04-03 10:20:04 -0400 |
| commit | ac2a14343e81098c196cef5d67b52e440c05c230 (patch) | |
| tree | 7e6f4231239a7b525365274886c4f6ab6ab821e7 /debug/fgets_u_chk.c | |
| parent | 7b3d8558d92a123743699c577704aab4a2f3d949 (diff) | |
| download | glibc-ac2a14343e81098c196cef5d67b52e440c05c230.tar.gz glibc-ac2a14343e81098c196cef5d67b52e440c05c230.tar.xz glibc-ac2a14343e81098c196cef5d67b52e440c05c230.zip | |
manual: Document __wur usage under _FORTIFY_SOURCE
The __warn_unused_result__ attribute is only enabled when fortification is enabled. Mention that in the document. The rationale for this is essentially to mitigate against CWE-252: [1] https://cwe.mitre.org/data/definitions/252.html Signed-off-by: Siddhesh Poyarekar <siddhesh@sourceware.org> Reviewed-by: Florian Weimer <fweimer@redhat.com>
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