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ARM: common: fiq_debugger: peek the 0th char in ringbuf

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ringbuf_consume advances the tail ptr, so peek should always
just peek at offset 0

Change-Id: I8d3d22d2ec1e563d73b53ccbad302e6d74e64e53
Signed-off-by: Dima Zavin <dima@android.com>
This commit is contained in:
Dima Zavin
2011-10-25 21:24:10 -07:00
parent 0d5d8ecf75
commit b009275963
1 changed files with 1 additions and 1 deletions
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2
arch/arm/common/fiq_debugger.c
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@@ -578,7 +578,7 @@ static irqreturn_t debug_irq(int irq, void *dev)
int i;
int count = fiq_debugger_ringbuf_level(state->tty_rbuf);
for (i = 0; i < count; i++) {
int c = fiq_debugger_ringbuf_peek(state->tty_rbuf, i);
int c = fiq_debugger_ringbuf_peek(state->tty_rbuf, 0);
tty_insert_flip_char(state->tty, c, TTY_NORMAL);
if (!fiq_debugger_ringbuf_consume(state->tty_rbuf, 1))
pr_warn("fiq tty failed to consume byte\n");