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Revert "Ignore truncation in lcd-scroll.c"

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This reverts commit 540637ed33.

Change-Id: I88e71ef47a11818a5acb407ff9c0723d3c197243
This commit is contained in:
William Wilgus 2018-07-25 20:41:41 +02:00
parent 7b5ce736db
commit 1054b5748c
1 changed files with 2 additions and 7 deletions
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9
firmware/drivers/lcd-scroll.c
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@ -140,7 +140,6 @@ void LCDFN(jump_scroll_delay)(int ms)
* Returns true if the text scrolled to the end */
bool LCDFN(scroll_now)(struct scrollinfo *s)
{
int len;
int width = LCDFN(getstringsize)(s->linebuffer, NULL, NULL);
bool ended = false;
/* assume s->scroll_func() don't yield; otherwise this buffer might need
@ -165,12 +164,8 @@ bool LCDFN(scroll_now)(struct scrollinfo *s)
}
else
{
len = snprintf(line_buf, sizeof(line_buf)-1, "%s%s%s",
s->linebuffer, " ", s->linebuffer);
if ((unsigned) len > sizeof(line_buf))
do { } while (0); /* ignore truncation */
snprintf(line_buf, sizeof(line_buf)-1, "%s%s%s",
s->linebuffer, " ", s->linebuffer);
s->line = line_buf;
width += LCDFN(getstringsize)(" ", NULL, NULL);
/* scroll forward the whole time */