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Diffstat (limited to 'arch/powerpc/kernel/udbg_16550.c')
-rw-r--r--arch/powerpc/kernel/udbg_16550.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/powerpc/kernel/udbg_16550.c b/arch/powerpc/kernel/udbg_16550.c
index 28a58da5592c..e58c048a7b19 100644
--- a/arch/powerpc/kernel/udbg_16550.c
+++ b/arch/powerpc/kernel/udbg_16550.c
@@ -69,14 +69,14 @@ static int udbg_550_getc_poll(void)
return -1;
}
-static char udbg_550_getc(void)
+static int udbg_550_getc(void)
{
if (udbg_comport) {
while ((in_8(&udbg_comport->lsr) & LSR_DR) == 0)
/* wait for char */;
return in_8(&udbg_comport->rbr);
}
- return 0;
+ return -1;
}
void udbg_init_uart(void __iomem *comport, unsigned int speed,