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-rw-r--r--common/main.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/common/main.c b/common/main.c
index 3788bd5..13d12a4 100644
--- a/common/main.c
+++ b/common/main.c
@@ -937,6 +937,7 @@ int readline (const char *const prompt)
#ifdef CONFIG_CMDLINE_EDITING
char *p = console_buffer;
unsigned int len=MAX_CMDBUF_SIZE;
+ int rc;
static int initted = 0;
if (!initted) {
@@ -946,8 +947,8 @@ int readline (const char *const prompt)
puts (prompt);
- cread_line(p, &len);
- return len;
+ rc = cread_line(p, &len);
+ return rc < 0 ? rc : len;
#else
char *p = console_buffer;
int n = 0; /* buffer index */