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Message-Id: <1282664352-15882-2-git-send-email-npalix@diku.dk> Date: Tue, 24 Aug 2010 17:38:55 +0200 From: Nicolas Palix <npalix@...u.dk> To: Julia Lawall <julia@...u.dk>, Gilles Muller <Gilles.Muller@...6.fr>, Nicolas Palix <npalix@...u.dk>, Michal Marek <mmarek@...e.cz> Cc: cocci@...u.dk, linux-kernel@...r.kernel.org, kernel-janitors@...r.kernel.org, Nicolas Palix <npalix@...u.dk> Subject: [PATCH 01/18] Coccinelle: Add null/eno.cocci The various basic memory allocation functions don't return ERR_PTR Signed-off-by: Nicolas Palix <npalix@...u.dk> Signed-off-by: Julia Lawall <julia@...u.dk> --- scripts/coccinelle/null/eno.cocci | 20 ++++++++++++++++++++ 1 files changed, 20 insertions(+), 0 deletions(-) create mode 100644 scripts/coccinelle/null/eno.cocci diff --git a/scripts/coccinelle/null/eno.cocci b/scripts/coccinelle/null/eno.cocci new file mode 100644 index 0000000..4c9c52b --- /dev/null +++ b/scripts/coccinelle/null/eno.cocci @@ -0,0 +1,20 @@ +/// The various basic memory allocation functions don't return ERR_PTR +/// +// Confidence: High +// Copyright: (C) 2010 Nicolas Palix, DIKU. GPLv2. +// Copyright: (C) 2010 Julia Lawall, DIKU. GPLv2. +// Copyright: (C) 2010 Gilles Muller, INRIA/LiP6. GPLv2. +// URL: http://coccinelle.lip6.fr/ +// Comments: +// Options: -no_includes -include_headers + +virtual patch + +@@ +expression x,E; +@@ + +x = \(kmalloc\|kzalloc\|kcalloc\|kmem_cache_alloc\|kmem_cache_zalloc\|kmem_cache_alloc_node\|kmalloc_node\|kzalloc_node\)(...) +... when != x = E +- IS_ERR(x) ++ !x -- 1.7.0.4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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