fd should be initialized as -1 (#2041)

old-commit-hash: 963c00db09
5 years ago · bccaaeb3fa
parent 41a6c716d5
commit bccaaeb3fa
1 changed files with 2 additions and 2 deletions
--- a/selfdrive/common/gpio.cc
+++ b/selfdrive/common/gpio.cc
@ -8,7 +8,7 @@
 int gpio_init(int pin_nr, bool output){
  int ret = 0;
-  int fd, tmp;
+  int fd = -1, tmp;
  char pin_dir_path[50];
  int pin_dir_path_len = snprintf(pin_dir_path, sizeof(pin_dir_path),
@ -46,7 +46,7 @@ cleanup:
 int gpio_set(int pin_nr, bool high){
  int ret = 0;
-  int fd, tmp;
+  int fd = -1, tmp;
  char pin_val_path[50];
  int pin_val_path_len = snprintf(pin_val_path, sizeof(pin_val_path),