The code always goes into one of the two conditional blocks but make it
clear that not doing so is an error condition by setting $ok to 0.
Signed-off-by: David Aguilar <dav...@gmail.com>
---
git-difftool.perl | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/git-difftool.perl b/git-difftool.perl
index 488d14b..8cf0040 100755
--- a/git-difftool.perl
+++ b/git-difftool.perl
@@ -273,7 +273,7 @@ EOF
# temporary file to both the left and right directories to show the
# change in the recorded SHA1 for the submodule.
for my $path (keys %submodule) {
- my $ok;
+ my $ok = 0;
if (defined($submodule{$path}{left})) {
$ok = write_to_file("$ldir/$path",
"Subproject commit $submodule{$path}{left}");
@@ -289,7 +289,7 @@ EOF
# shows only the link itself, not the contents of the link target.
# This loop replicates that behavior.
for my $path (keys %symlink) {
- my $ok;
+ my $ok = 0;
if (defined($symlink{$path}{left})) {
$ok = write_to_file("$ldir/$path",
$symlink{$path}{left});
--
2.8.2.404.gdfc6a507
--
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