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f23a9fa7e8
PTR_RET is deprecated. Do not recommend its usage anymore. Use PTR_ERR_OR_ZERO instead. Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org> Signed-off-by: Michal Marek <mmarek@suse.cz>
97 lines
1.8 KiB
Plaintext
97 lines
1.8 KiB
Plaintext
///
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/// Use PTR_ERR_OR_ZERO rather than if(IS_ERR(...)) + PTR_ERR
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///
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// Confidence: High
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// Copyright: (C) 2012 Julia Lawall, INRIA/LIP6. GPLv2.
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// Copyright: (C) 2012 Gilles Muller, INRIA/LiP6. GPLv2.
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// URL: http://coccinelle.lip6.fr/
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// Options: --no-includes --include-headers
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//
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// Keywords: ERR_PTR, PTR_ERR, PTR_ERR_OR_ZERO
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// Version min: 2.6.39
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//
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virtual context
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virtual patch
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virtual org
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virtual report
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@depends on patch@
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expression ptr;
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@@
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- if (IS_ERR(ptr)) return PTR_ERR(ptr); else return 0;
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+ return PTR_ERR_OR_ZERO(ptr);
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@depends on patch@
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expression ptr;
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@@
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- if (IS_ERR(ptr)) return PTR_ERR(ptr); return 0;
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+ return PTR_ERR_OR_ZERO(ptr);
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@depends on patch@
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expression ptr;
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@@
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- (IS_ERR(ptr) ? PTR_ERR(ptr) : 0)
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+ PTR_ERR_OR_ZERO(ptr)
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@r1 depends on !patch@
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expression ptr;
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position p1;
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@@
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* if@p1 (IS_ERR(ptr)) return PTR_ERR(ptr); else return 0;
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@r2 depends on !patch@
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expression ptr;
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position p2;
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@@
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* if@p2 (IS_ERR(ptr)) return PTR_ERR(ptr); return 0;
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@r3 depends on !patch@
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expression ptr;
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position p3;
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@@
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* IS_ERR@p3(ptr) ? PTR_ERR(ptr) : 0
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@script:python depends on org@
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p << r1.p1;
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@@
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coccilib.org.print_todo(p[0], "WARNING: PTR_ERR_OR_ZERO can be used")
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@script:python depends on org@
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p << r2.p2;
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@@
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coccilib.org.print_todo(p[0], "WARNING: PTR_ERR_OR_ZERO can be used")
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@script:python depends on org@
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p << r3.p3;
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@@
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coccilib.org.print_todo(p[0], "WARNING: PTR_ERR_OR_ZERO can be used")
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@script:python depends on report@
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p << r1.p1;
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@@
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coccilib.report.print_report(p[0], "WARNING: PTR_ERR_OR_ZERO can be used")
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@script:python depends on report@
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p << r2.p2;
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@@
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coccilib.report.print_report(p[0], "WARNING: PTR_ERR_OR_ZERO can be used")
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@script:python depends on report@
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p << r3.p3;
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@@
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coccilib.report.print_report(p[0], "WARNING: PTR_ERR_OR_ZERO can be used")
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