diff options
author | Yunhong Jiang <yunhong.jiang@intel.com> | 2015-08-04 12:17:53 -0700 |
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committer | Yunhong Jiang <yunhong.jiang@intel.com> | 2015-08-04 15:44:42 -0700 |
commit | 9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 (patch) | |
tree | 1c9cafbcd35f783a87880a10f85d1a060db1a563 /kernel/scripts/coccinelle/api/ptr_ret.cocci | |
parent | 98260f3884f4a202f9ca5eabed40b1354c489b29 (diff) |
Add the rt linux 4.1.3-rt3 as base
Import the rt linux 4.1.3-rt3 as OPNFV kvm base.
It's from git://git.kernel.org/pub/scm/linux/kernel/git/rt/linux-rt-devel.git linux-4.1.y-rt and
the base is:
commit 0917f823c59692d751951bf5ea699a2d1e2f26a2
Author: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Sat Jul 25 12:13:34 2015 +0200
Prepare v4.1.3-rt3
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
We lose all the git history this way and it's not good. We
should apply another opnfv project repo in future.
Change-Id: I87543d81c9df70d99c5001fbdf646b202c19f423
Signed-off-by: Yunhong Jiang <yunhong.jiang@intel.com>
Diffstat (limited to 'kernel/scripts/coccinelle/api/ptr_ret.cocci')
-rw-r--r-- | kernel/scripts/coccinelle/api/ptr_ret.cocci | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/kernel/scripts/coccinelle/api/ptr_ret.cocci b/kernel/scripts/coccinelle/api/ptr_ret.cocci new file mode 100644 index 000000000..dd58dab5d --- /dev/null +++ b/kernel/scripts/coccinelle/api/ptr_ret.cocci @@ -0,0 +1,96 @@ +/// +/// Use PTR_ERR_OR_ZERO rather than if(IS_ERR(...)) + PTR_ERR +/// +// Confidence: High +// Copyright: (C) 2012 Julia Lawall, INRIA/LIP6. GPLv2. +// Copyright: (C) 2012 Gilles Muller, INRIA/LiP6. GPLv2. +// URL: http://coccinelle.lip6.fr/ +// Options: --no-includes --include-headers +// +// Keywords: ERR_PTR, PTR_ERR, PTR_ERR_OR_ZERO +// Version min: 2.6.39 +// + +virtual context +virtual patch +virtual org +virtual report + +@depends on patch@ +expression ptr; +@@ + +- if (IS_ERR(ptr)) return PTR_ERR(ptr); else return 0; ++ return PTR_ERR_OR_ZERO(ptr); + +@depends on patch@ +expression ptr; +@@ + +- if (IS_ERR(ptr)) return PTR_ERR(ptr); return 0; ++ return PTR_ERR_OR_ZERO(ptr); + +@depends on patch@ +expression ptr; +@@ + +- (IS_ERR(ptr) ? PTR_ERR(ptr) : 0) ++ PTR_ERR_OR_ZERO(ptr) + +@r1 depends on !patch@ +expression ptr; +position p1; +@@ + +* if@p1 (IS_ERR(ptr)) return PTR_ERR(ptr); else return 0; + +@r2 depends on !patch@ +expression ptr; +position p2; +@@ + +* if@p2 (IS_ERR(ptr)) return PTR_ERR(ptr); return 0; + +@r3 depends on !patch@ +expression ptr; +position p3; +@@ + +* IS_ERR@p3(ptr) ? PTR_ERR(ptr) : 0 + +@script:python depends on org@ +p << r1.p1; +@@ + +coccilib.org.print_todo(p[0], "WARNING: PTR_ERR_OR_ZERO can be used") + + +@script:python depends on org@ +p << r2.p2; +@@ + +coccilib.org.print_todo(p[0], "WARNING: PTR_ERR_OR_ZERO can be used") + +@script:python depends on org@ +p << r3.p3; +@@ + +coccilib.org.print_todo(p[0], "WARNING: PTR_ERR_OR_ZERO can be used") + +@script:python depends on report@ +p << r1.p1; +@@ + +coccilib.report.print_report(p[0], "WARNING: PTR_ERR_OR_ZERO can be used") + +@script:python depends on report@ +p << r2.p2; +@@ + +coccilib.report.print_report(p[0], "WARNING: PTR_ERR_OR_ZERO can be used") + +@script:python depends on report@ +p << r3.p3; +@@ + +coccilib.report.print_report(p[0], "WARNING: PTR_ERR_OR_ZERO can be used") |