[PATCH 2/5] arm64/sysreg: Enforce whole line match for closing blocks

James Clark james.clark at linaro.org
Wed Jan 15 05:42:54 PST 2025


Match on the whole line to prevent matching on prefixes like "Endsysreg"
vs "EndsysregFields". This could potentially make the script go wrong
in weird ways so make it fall through to the fatal unhandled statement
catcher if it doesn't fully match the current block.

Signed-off-by: James Clark <james.clark at linaro.org>
---
 arch/arm64/tools/gen-sysreg.awk | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/arch/arm64/tools/gen-sysreg.awk b/arch/arm64/tools/gen-sysreg.awk
index 1a2afc9fdd42..7c7412adf90e 100755
--- a/arch/arm64/tools/gen-sysreg.awk
+++ b/arch/arm64/tools/gen-sysreg.awk
@@ -127,7 +127,7 @@ END {
 	next
 }
 
-/^EndSysregFields/ && block_current() == "SysregFields" {
+/^EndSysregFields$/ && block_current() == "SysregFields" {
 	if (next_bit > 0)
 		fatal("Unspecified bits in " reg)
 
@@ -177,7 +177,7 @@ END {
 	next
 }
 
-/^EndSysreg/ && block_current() == "Sysreg" {
+/^EndSysreg$/ && block_current() == "Sysreg" {
 	if (next_bit > 0)
 		fatal("Unspecified bits in " reg)
 
@@ -310,7 +310,7 @@ END {
 	next
 }
 
-/^EndEnum/ && block_current() == "Enum" {
+/^EndEnum$/ && block_current() == "Enum" {
 
 	field = null
 	msb = null
-- 
2.34.1




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