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OMAP3+: VP: update_errorgain(): return error if VP

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Add check for valid VP in omap_vp_update_errorgain()

Signed-off-by: Kevin Hilman <khilman@ti.com>
This commit is contained in:
Kevin Hilman
2011-07-18 15:31:43 -07:00
parent bea30ed65f
commit 8798c4ab56
1 changed files with 3 additions and 0 deletions
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3
arch/arm/mach-omap2/vp.c
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@@ -103,6 +103,9 @@ int omap_vp_update_errorgain(struct voltagedomain *voltdm,
{ {
struct omap_volt_data *volt_data; struct omap_volt_data *volt_data;
if (!voltdm->vp)
return -EINVAL;
/* Get volt_data corresponding to target_volt */ /* Get volt_data corresponding to target_volt */
volt_data = omap_voltage_get_voltdata(voltdm, target_volt); volt_data = omap_voltage_get_voltdata(voltdm, target_volt);
if (IS_ERR(volt_data)) if (IS_ERR(volt_data))