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-rw-r--r--src/mm-serial-port.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/mm-serial-port.c b/src/mm-serial-port.c
index 545e7074..6db2efdf 100644
--- a/src/mm-serial-port.c
+++ b/src/mm-serial-port.c
@@ -868,7 +868,7 @@ mm_serial_port_open (MMSerialPort *self, GError **error)
const char *device;
struct serial_struct sinfo = { 0 };
GTimeVal tv_start, tv_end;
- int errno_save;
+ int errno_save = 0;
g_return_val_if_fail (MM_IS_SERIAL_PORT (self), FALSE);