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-rw-r--r--install.cpp4
1 files changed, 2 insertions, 2 deletions
diff --git a/install.cpp b/install.cpp
index 6c8d827c2..10a90a0ce 100644
--- a/install.cpp
+++ b/install.cpp
@@ -54,8 +54,8 @@ static const float DEFAULT_FILES_PROGRESS_FRACTION = 0.4;
static const float DEFAULT_IMAGE_PROGRESS_FRACTION = 0.1;
// This function parses and returns the build.version.incremental
-static int parse_build_number(std::string str) {
- size_t pos = str.find("=");
+static int parse_build_number(const std::string& str) {
+ size_t pos = str.find('=');
if (pos != std::string::npos) {
std::string num_string = android::base::Trim(str.substr(pos+1));
int build_number;