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authorRoel Kluin <roel.kluin@gmail.com>2009-04-16 22:49:17 +0200
committerMichal Simek <monstr@monstr.eu>2009-04-23 16:09:18 +0200
commit6e60c14810d8da792e418fdcb2110b4185d1b9a2 (patch)
treee0e75339ed6a166f2f1e3458ddf80200ba69fdb0
parent04e3a553e0cbed369e5649c472ac317b6c45215d (diff)
microblaze: iowrite upon timeout
retries reaches -1, so the iowrite occurrs upon timeout. Acked-by: John Williams <john.williams@petalogix.com> Signed-off-by: Roel Kluin <roel.kluin@gmail.com> Signed-off-by: Michal Simek <monstr@monstr.eu>
-rw-r--r--arch/microblaze/kernel/early_printk.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/microblaze/kernel/early_printk.c b/arch/microblaze/kernel/early_printk.c
index 62cc78993f4..4b0f0fdb9ca 100644
--- a/arch/microblaze/kernel/early_printk.c
+++ b/arch/microblaze/kernel/early_printk.c
@@ -36,7 +36,7 @@ static void early_printk_putc(char c)
unsigned retries = 10000;
/* read status bit - 0x8 offset */
- while (retries-- && (in_be32(base_addr + 8) & (1 << 3)))
+ while (--retries && (in_be32(base_addr + 8) & (1 << 3)))
;
/* Only attempt the iowrite if we didn't timeout */