diff options
Diffstat (limited to 'tools/coccinelle/zprivs.cocci')
| -rw-r--r-- | tools/coccinelle/zprivs.cocci | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/tools/coccinelle/zprivs.cocci b/tools/coccinelle/zprivs.cocci new file mode 100644 index 0000000..11628a7 --- /dev/null +++ b/tools/coccinelle/zprivs.cocci @@ -0,0 +1,76 @@ +@@ +identifier change; +identifier end; +expression E, f, g; +iterator name frr_with_privs; +@@ + +- if (E.change(ZPRIVS_RAISE)) +- f; ++ frr_with_privs(&E) { + <+... +- goto end; ++ break; + ...+> +- end: +- if (E.change(ZPRIVS_LOWER)) +- g; ++ } + +@@ +identifier change, errno, safe_strerror, exit; +expression E, f1, f2, f3, ret, fn; +iterator name frr_with_privs; +@@ + + if (E.change(ZPRIVS_RAISE)) + f1; + ... + if (...) { +- int save_errno = errno; + ... +- if (E.change(ZPRIVS_LOWER)) +- f2; + ... +- safe_strerror(save_errno) ++ safe_strerror(errno) + ... + \( return ret; \| exit(ret); \) + } + ... + if (E.change(ZPRIVS_LOWER)) + f3; + +@@ +identifier change; +expression E, f1, f2, f3, ret; +iterator name frr_with_privs; +@@ + + if (E.change(ZPRIVS_RAISE)) + f1; + ... + if (...) { + ... +- if (E.change(ZPRIVS_LOWER)) +- f2; + ... + return ret; + } + ... + if (E.change(ZPRIVS_LOWER)) + f3; + +@@ +identifier change; +expression E, f, g; +iterator name frr_with_privs; +@@ + +- if (E.change(ZPRIVS_RAISE)) +- f; ++ frr_with_privs(&E) { + ... +- if (E.change(ZPRIVS_LOWER)) +- g; ++ } |