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authorKevin Hilman <khilman@ti.com>2011-07-18 15:31:43 -0700
committerKevin Hilman <khilman@ti.com>2011-09-15 12:09:08 -0700
commit8798c4ab56d8f726092870cb2cf15c5a7a0a93bf (patch)
tree734f2715ef5d0e41f9a5a4162e1a33ee99dd825a /arch/arm/mach-omap2/vp.c
parentbea30ed65fb2432097f362ce17042e22febcb616 (diff)
OMAP3+: VP: update_errorgain(): return error if VP
Add check for valid VP in omap_vp_update_errorgain() Signed-off-by: Kevin Hilman <khilman@ti.com>
Diffstat (limited to 'arch/arm/mach-omap2/vp.c')
-rw-r--r--arch/arm/mach-omap2/vp.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/arm/mach-omap2/vp.c b/arch/arm/mach-omap2/vp.c
index 38076205312..29698acc2ae 100644
--- a/arch/arm/mach-omap2/vp.c
+++ b/arch/arm/mach-omap2/vp.c
@@ -103,6 +103,9 @@ int omap_vp_update_errorgain(struct voltagedomain *voltdm,
{
struct omap_volt_data *volt_data;
+ if (!voltdm->vp)
+ return -EINVAL;
+
/* Get volt_data corresponding to target_volt */
volt_data = omap_voltage_get_voltdata(voltdm, target_volt);
if (IS_ERR(volt_data))