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-rw-r--r--config/systempatches/patches.inc2
1 files changed, 1 insertions, 1 deletions
diff --git a/config/systempatches/patches.inc b/config/systempatches/patches.inc
index d17e3614..89610565 100644
--- a/config/systempatches/patches.inc
+++ b/config/systempatches/patches.inc
@@ -41,7 +41,7 @@ function patch_commit($patch, $action, $test=false, $fulldetail=false) {
$check = ($test) ? "--check" : "";
$force = ($action == "revert") ? "-f" : "-t";
$direction = ($action == "revert") ? "--reverse" : "--forward";
- $whitespace = $patch['ignorewhitespace'] ? "--ignore-whitespace" : "";
+ $whitespace = isset($patch['ignorewhitespace']) ? "--ignore-whitespace" : "";
$pathstrip = '-p' . $patch['pathstrip'];
$full_patch_command = "{$patch_cmd} --directory={$directory} {$force} {$pathstrip} {$filename} {$check} {$direction} {$whitespace}";
patch_write($patch);