Orange Pi5 kernel

^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   1) // SPDX-License-Identifier: GPL-2.0-only
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   2) /// Use WARN(1,...) rather than printk followed by WARN_ON(1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   3) ///
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   4) // Confidence: High
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   5) // Copyright: (C) 2012 Julia Lawall, INRIA/LIP6.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   6) // Copyright: (C) 2012 Gilles Muller, INRIA/LiP6.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   7) // URL: http://coccinelle.lip6.fr/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   8) // Comments:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   9) // Options: --no-includes --include-headers
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  10) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  11) virtual patch
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  12) virtual context
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  13) virtual org
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  14) virtual report
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  15) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  16) @bad1@
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  17) position p;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  18) @@
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  19) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  20) printk(...);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  21) printk@p(...);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  22) WARN_ON(1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  23) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  24) @r1 depends on context || report || org@
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  25) position p != bad1.p;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  26) @@
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  27) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  28)  printk@p(...);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  29) *WARN_ON(1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  30) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  31) @script:python depends on org@
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  32) p << r1.p;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  33) @@
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  34) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  35) cocci.print_main("printk + WARN_ON can be just WARN",p)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  36) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  37) @script:python depends on report@
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  38) p << r1.p;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  39) @@
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  40) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  41) msg = "SUGGESTION: printk + WARN_ON can be just WARN"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  42) coccilib.report.print_report(p[0],msg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  43) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  44) @ok1 depends on patch@
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  45) expression list es;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  46) position p != bad1.p;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  47) @@
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  48) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  49) -printk@p(
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  50) +WARN(1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  51)   es);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  52) -WARN_ON(1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  53) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  54) @depends on patch@
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  55) expression list ok1.es;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  56) @@
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  57) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  58) if (...)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  59) - {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  60)   WARN(1,es);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  61) - }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  62) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  63) // --------------------------------------------------------------------
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  64) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  65) @bad2@
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  66) position p;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  67) @@
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  68) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  69) printk(...);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  70) printk@p(...);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  71) WARN_ON_ONCE(1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  72) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  73) @r2 depends on context || report || org@
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  74) position p != bad1.p;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  75) @@
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  76) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  77)  printk@p(...);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  78) *WARN_ON_ONCE(1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  79) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  80) @script:python depends on org@
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  81) p << r2.p;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  82) @@
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  83) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  84) cocci.print_main("printk + WARN_ON_ONCE can be just WARN_ONCE",p)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  85) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  86) @script:python depends on report@
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  87) p << r2.p;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  88) @@
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  89) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  90) msg = "SUGGESTION: printk + WARN_ON_ONCE can be just WARN_ONCE"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  91) coccilib.report.print_report(p[0],msg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  92) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  93) @ok2 depends on patch@
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  94) expression list es;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  95) position p != bad2.p;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  96) @@
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  97) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  98) -printk@p(
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  99) +WARN_ONCE(1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100)   es);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) -WARN_ON_ONCE(1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) @depends on patch@
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) expression list ok2.es;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) @@
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) if (...)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) - {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109)   WARN_ONCE(1,es);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) - }