coccinelle: check for invalid errno comparisons

Prompted by #15868
2020-10-07 15:26:16 +02:00 · 2020-10-07 15:26:16 +02:00 · 7e97526421
parent 447643130c
commit 7e97526421
1 changed files with 10 additions and 0 deletions
--- a/coccinelle/errno-check.cocci
+++ b/coccinelle/errno-check.cocci
@ -0,0 +1,10 @@
+@@
+constant c;
+@@
+(
+- errno == -c
+ errno == c
+|
+- errno != -c
+ errno != c
+)