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-rw-r--r--scripts/coccinelle/misc/minmax.cocci18
1 files changed, 17 insertions, 1 deletions
diff --git a/scripts/coccinelle/misc/minmax.cocci b/scripts/coccinelle/misc/minmax.cocci
index eccdd3eb3452..fcf908b34f27 100644
--- a/scripts/coccinelle/misc/minmax.cocci
+++ b/scripts/coccinelle/misc/minmax.cocci
@@ -116,16 +116,32 @@ func(...)
...>
}
+// Don't generate patches for errcode returns.
+@errcode depends on patch@
+position p;
+identifier func;
+expression x;
+binary operator cmp = {<, <=};
+@@
+
+func(...)
+{
+ <...
+ return ((x) cmp@p 0 ? (x) : 0);
+ ...>
+}
+
@pmin depends on patch@
identifier func;
expression x, y;
binary operator cmp = {<=, <};
+position p != errcode.p;
@@
func(...)
{
<...
-- ((x) cmp (y) ? (x) : (y))
+- ((x) cmp@p (y) ? (x) : (y))
+ min(x, y)
...>
}