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cdba: Fail on write failures

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Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
This commit is contained in:
Bjorn Andersson
2018-02-27 15:33:16 -08:00
parent b435f3d743
commit d36b49e6fb
1 changed files with 9 additions and 3 deletions
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12
cdba.c
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@@ -195,13 +195,16 @@ static void select_board_fn(struct work *work, int ssh_stdin)
struct select_board *board = container_of(work, struct select_board, work);
size_t blen = strlen(board->board) + 1;
struct msg *msg;
ssize_t n;
msg = alloca(sizeof(*msg) + blen);
msg->type = MSG_SELECT_BOARD;
msg->len = blen;
memcpy(msg->data, board->board, blen);
write(ssh_stdin, msg, sizeof(*msg) + blen);
n = write(ssh_stdin, msg, sizeof(*msg) + blen);
if (n < 0)
err(1, "failed to send power on request");
free(work);
}
@@ -220,8 +223,11 @@ static void request_select_board(const char *board)
static void request_power_on_fn(struct work *work, int ssh_stdin)
{
struct msg msg = { MSG_POWER_ON, };
ssize_t n;
write(ssh_stdin, &msg, sizeof(msg));
n = write(ssh_stdin, &msg, sizeof(msg));
if (n < 0)
err(1, "failed to send power on request");
}
static void request_power_on(void)
@@ -246,7 +252,7 @@ static void fastboot_work_fn(struct work *_work, int ssh_stdin)
size_t left;
ssize_t n;
left = MIN(4096, work->size - work->offset);
left = MIN(2048, work->size - work->offset);
msg = alloca(sizeof(*msg) + left);
msg->type = MSG_FASTBOOT_DOWNLOAD;