diff mbox

[3/7] ARM: OMAP2+: powerdomain: pwrdm_for_each_clkdm iterate only valid clkdms

Message ID 1408715373-25791-4-git-send-email-nm@ti.com
State Accepted
Commit 13bbffd4ebca57dfae59a3f13ff98dc417f89b23
Headers show

Commit Message

Nishanth Menon Aug. 22, 2014, 1:49 p.m. UTC 
No need to invoke callback when the clkdm pointer is NULL.

Signed-off-by: Nishanth Menon <nm@ti.com>
---
 arch/arm/mach-omap2/powerdomain.c |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
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Patch

diff --git a/arch/arm/mach-omap2/powerdomain.c b/arch/arm/mach-omap2/powerdomain.c
index faebd5f..f391948 100644
--- a/arch/arm/mach-omap2/powerdomain.c
+++ b/arch/arm/mach-omap2/powerdomain.c
@@ -546,7 +546,8 @@  int pwrdm_for_each_clkdm(struct powerdomain *pwrdm,
 		return -EINVAL;
 
 	for (i = 0; i < PWRDM_MAX_CLKDMS && !ret; i++)
-		ret = (*fn)(pwrdm, pwrdm->pwrdm_clkdms[i]);
+		if (pwrdm->pwrdm_clkdms[i])
+			ret = (*fn)(pwrdm, pwrdm->pwrdm_clkdms[i]);
 
 	return ret;
 }