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Subject[PATCH 1/6] checkpatch: handle missing #if open in context
Date
If the #if opening statement is not in the context then the context
stack can be empty. Handle this by ensuring there is always a blank
entry in the stack.

Signed-off-by: Andy Whitcroft <apw@canonical.com>
Tested-by: Dhaval Giani <dhaval@linux.vnet.ibm.com>
Cc: Ingo Molnar <mingo@elte.hu>
---
scripts/checkpatch.pl | 4 +++-
1 files changed, 3 insertions(+), 1 deletions(-)
diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index 7bed4ed..eefef65 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -411,13 +411,15 @@ sub ctx_statement_block {

my $type = '';
my $level = 0;
- my @stack = ([$type, $level]);
+ my @stack = ();
my $p;
my $c;
my $len = 0;

my $remainder;
while (1) {
+ @stack = (['', 0]) if ($#stack == -1);
+
#warn "CSB: blk<$blk> remain<$remain>\n";
# If we are about to drop off the end, pull in more
# context.
--
1.6.0.4.911.gc990


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