[PATCH v2] checkpatch: add --fix option for INCLUDE_LINUX

[Dwaipayan Ray]

Provide fix option to INCLUDE_LINUX check to replace asm
includes.

Macros of type:
 #include <asm/percpu.h>

are corrected to:
 #include <linux/percpu.h>

Signed-off-by: Dwaipayan Ray <dwaipayanray1@xxxxxxxxx>
---

Changes in v2:
- Use \Q..\E quoting
- Use @ as regex delimiter

 scripts/checkpatch.pl | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index 0da6422cd0fd..e4feb91a0fe4 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -5468,8 +5468,11 @@ sub process {
 						CHK("ARCH_INCLUDE_LINUX",
 						    "Consider using #include <linux/$file> instead of <asm/$file>\n" . $herecurr);
 					} else {
-						WARN("INCLUDE_LINUX",
-						     "Use #include <linux/$file> instead of <asm/$file>\n" . $herecurr);
+						if (WARN("INCLUDE_LINUX",
+							 "Use #include <linux/$file> instead of <asm/$file>\n" . $herecurr) &&
+						    $fix) {
+							$fixed[$fixlinenr] =~ s@\Q<asm/$file>\E@<linux/$file>@;
+						}
 					}
 				}
 			}
-- 
2.27.0