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661e1db826
The coccinelle test "unchecked-strdup.cocci" detects various cases of unchecked strdup().
35 lines
413 B
Plaintext
35 lines
413 B
Plaintext
// find calls to strdup
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@call@
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expression ptr;
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position p;
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@@
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ptr@p = strdup(...);
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// find ok calls to strdup
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@ok@
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expression ptr;
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position call.p;
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@@
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ptr@p = strdup(...);
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... when != ptr
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(
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(ptr == NULL || ...)
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(ptr == 0 || ...)
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(ptr != NULL || ...)
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(ptr != 0 || ...)
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)
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// fix bad calls to strdup
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@depends on !ok@
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expression ptr;
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position call.p;
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@@
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ptr@p = strdup(...);
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+ if (ptr == NULL) return;
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