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| author | Sam Ravnborg <sam@ravnborg.org> | 2011-01-28 23:08:23 +0100 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2011-03-17 02:19:11 +0100 |
| commit | 70044df4111e1afbff91a731785673aeb42a34fd (patch) | |
| tree | 11a1575344cc5ad90326a280c3f7e3cc975f1e51 /arch/sparc/kernel/sun4d_irq.c | |
| parent | sparc32,sun4d: drop unused code in sun4d_distribute_irqs() (diff) | |
| download | linux-70044df4111e1afbff91a731785673aeb42a34fd.tar.xz 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/kernel/sun4d_irq.c')
| -rw-r--r-- | arch/sparc/kernel/sun4d_irq.c | 3 |
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; |