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-rw-r--r--src/jtag/jlink.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/jtag/jlink.c b/src/jtag/jlink.c
index 943cfdc3..96e4efd3 100644
--- a/src/jtag/jlink.c
+++ b/src/jtag/jlink.c
@@ -821,7 +821,7 @@ int jlink_usb_message(jlink_jtag_t *jlink_jtag, int out_length, int in_length)
else
{
/* Check the result itself */
- if (0 == usb_in_buffer[result])
+ if (0 == usb_in_buffer[result-1])
{
return result-1;
}