6b13f685e
 김민수
BSP 최초 추가
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/// Use kmemdup rather than duplicating its implementation
///
// Confidence: High
// Copyright: (C) 2010-2012 Nicolas Palix. GPLv2.
// Copyright: (C) 2010-2012 Julia Lawall, INRIA/LIP6. GPLv2.
// Copyright: (C) 2010-2012 Gilles Muller, INRIA/LiP6. GPLv2.
// URL: http://coccinelle.lip6.fr/
// Comments:
// Options: --no-includes --include-headers
virtual patch
virtual context
virtual org
virtual report
@r1@
expression from,to;
expression flag;
position p;
@@
to = \(kmalloc@p\|kzalloc@p\)(strlen(from) + 1,flag);
@r2@
expression x,from,to;
expression flag,E1;
position p;
@@
x = strlen(from) + 1;
... when != \( x = E1 \| from = E1 \)
to = \(kmalloc@p\|kzalloc@p\)(x,flag);
@depends on patch@
expression from,to,size,flag;
position p != {r1.p,r2.p};
statement S;
@@
- to = \(kmalloc@p\|kzalloc@p\)(size,flag);
+ to = kmemdup(from,size,flag);
if (to==NULL || ...) S
- memcpy(to, from, size);
@r depends on !patch@
expression from,to,size,flag;
position p != {r1.p,r2.p};
statement S;
@@
* to = \(kmalloc@p\|kzalloc@p\)(size,flag);
to = kmemdup(from,size,flag);
if (to==NULL || ...) S
* memcpy(to, from, size);
@script:python depends on org@
p << r.p;
@@
coccilib.org.print_todo(p[0], "WARNING opportunity for kmemdep")
@script:python depends on report@
p << r.p;
@@
coccilib.report.print_report(p[0], "WARNING opportunity for kmemdep")
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