[qemu]: Fix payload size format in qemu_pipe_frame_send()
The following change introduced regression for booting AOSP
on emulator for all architectures:
7c7990e Fix warnings in system/ headers
qemu_pipe expects payload size in the message header to be in hex format,
as stated in the comment for qemu_pipe_frame_send().
Change-Id: I32cfa9c9b2af56f93bbda0ea5597451c389ae45e
Signed-off-by: Miodrag Dinic <miodrag.dinic@imgtec.com>
diff --git a/include/system/qemu_pipe.h b/include/system/qemu_pipe.h
index 40a5b50..af25079 100644
--- a/include/system/qemu_pipe.h
+++ b/include/system/qemu_pipe.h
@@ -85,7 +85,7 @@
const void* buff,
size_t len) {
char header[5];
- snprintf(header, sizeof(header), "%04zu", len);
+ snprintf(header, sizeof(header), "%04zx", len);
ssize_t ret = TEMP_FAILURE_RETRY(write(fd, header, 4));
if (ret != 4) {
QEMU_PIPE_DEBUG("Can't write qemud frame header: %s", strerror(errno));