console: Remember if ctrlc is disabled in console_tstc()

[platform/kernel/u-boot.git] / common / console.c

diff --git a/common/console.c b/common/console.c
index 2ba33dc..36c0568 100644 (file)
--- a/common/console.c
+++ b/common/console.c
@@ -196,20 +196,21 @@ static int console_tstc(int file)
 {
        int i, ret;
        struct stdio_dev *dev;
+       int prev;
 
-       disable_ctrlc(1);
+       prev = disable_ctrlc(1);
        for (i = 0; i < cd_count[file]; i++) {
                dev = console_devices[file][i];
                if (dev->tstc != NULL) {
                        ret = dev->tstc(dev);
                        if (ret > 0) {
                                tstcdev = dev;
-                               disable_ctrlc(0);
+                               disable_ctrlc(prev);
                                return ret;
                        }
                }
        }
-       disable_ctrlc(0);
+       disable_ctrlc(prev);
 
        return 0;
 }