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| author | Grant Likely <grant.likely@secretlab.ca> | 2010-05-25 08:38:26 +0200 |
|---|---|---|
| committer | Grant Likely <grant.likely@secretlab.ca> | 2010-05-25 08:38:26 +0200 |
| commit | b1e50ebcf24668e57f058deb48b0704b5391ed0f (patch) | |
| tree | 17e1b69b249d0738317b732186340c9dd053f1a1 /drivers/serial/amba-pl011.c | |
| parent | spi/davinci: Fix clock prescale factor computation (diff) | |
| parent | Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/ide-2.6 (diff) | |
| download | linux-b1e50ebcf24668e57f058deb48b0704b5391ed0f.tar.xz linux-b1e50ebcf24668e57f058deb48b0704b5391ed0f.zip | |
Merge remote branch 'origin' into secretlab/next-spi
Diffstat (limited to 'drivers/serial/amba-pl011.c')
| -rw-r--r-- | drivers/serial/amba-pl011.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/serial/amba-pl011.c b/drivers/serial/amba-pl011.c index 743ebf5f16da..eb4cb480b93e 100644 --- a/drivers/serial/amba-pl011.c +++ b/drivers/serial/amba-pl011.c @@ -342,9 +342,9 @@ static int pl010_get_poll_char(struct uart_port *port) struct uart_amba_port *uap = (struct uart_amba_port *)port; unsigned int status; - do { - status = readw(uap->port.membase + UART01x_FR); - } while (status & UART01x_FR_RXFE); + status = readw(uap->port.membase + UART01x_FR); + if (status & UART01x_FR_RXFE) + return NO_POLL_CHAR; return readw(uap->port.membase + UART01x_DR); } |