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authorSam Ravnborg <sam@ravnborg.org>2011-01-28 22:08:23 +0000
committerDavid S. Miller <davem@davemloft.net>2011-03-16 18:19:11 -0700
commit70044df4111e1afbff91a731785673aeb42a34fd (patch)
tree11a1575344cc5ad90326a280c3f7e3cc975f1e51 /arch/sparc
parenta625a12a763fa5cfe9775aa354790782d89efb6f (diff)
downloadblackbird-op-linux-70044df4111e1afbff91a731785673aeb42a34fd.tar.gz
blackbird-op-linux-70044df4111e1afbff91a731785673aeb42a34fd.zip
sparc32, sun4d: add comment in empty statement in sun4d_request_irq()
This looked like a bug to me. Add a comment so next reader is hopefully less confused. Signed-off-by: Sam Ravnborg <sam@ravnborg.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/sparc')
-rw-r--r--arch/sparc/kernel/sun4d_irq.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/sparc/kernel/sun4d_irq.c b/arch/sparc/kernel/sun4d_irq.c
index b2e3fbf7c6fa..609a13c85823 100644
--- a/arch/sparc/kernel/sun4d_irq.c
+++ b/arch/sparc/kernel/sun4d_irq.c
@@ -307,7 +307,8 @@ int sun4d_request_irq(unsigned int irq,
if (action) {
if ((action->flags & IRQF_SHARED) && (irqflags & IRQF_SHARED)) {
- for (tmp = action; tmp->next; tmp = tmp->next);
+ for (tmp = action; tmp->next; tmp = tmp->next)
+ /* find last entry - tmp used below */;
} else {
ret = -EBUSY;
goto out_unlock;
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