diff options
Diffstat (limited to 'drivers/staging/dream/camera/msm_vfe8x.c')
| -rw-r--r-- | drivers/staging/dream/camera/msm_vfe8x.c | 45 |
1 files changed, 12 insertions, 33 deletions
diff --git a/drivers/staging/dream/camera/msm_vfe8x.c b/drivers/staging/dream/camera/msm_vfe8x.c index e61fdba62838..d87d56f914de 100644 --- a/drivers/staging/dream/camera/msm_vfe8x.c +++ b/drivers/staging/dream/camera/msm_vfe8x.c @@ -644,17 +644,10 @@ static int vfe_config(struct msm_vfe_cfg_cmd *cmd, void *data) if (!axid) return -EFAULT; - axio = - kmalloc(sizeof(struct vfe_cmd_axi_output_config), - GFP_ATOMIC); - if (!axio) - return -ENOMEM; - - if (copy_from_user(axio, (void __user *)(vfecmd.value), - sizeof(struct vfe_cmd_axi_output_config))) { - kfree(axio); - return -EFAULT; - } + axio = memdup_user((void __user *)(vfecmd.value), + sizeof(struct vfe_cmd_axi_output_config)); + if (IS_ERR(axio)) + return PTR_ERR(axio); vfe_config_axi(OUTPUT_1, axid, axio); vfe_axi_output_config(axio); @@ -669,17 +662,10 @@ static int vfe_config(struct msm_vfe_cfg_cmd *cmd, void *data) if (!axid) return -EFAULT; - axio = - kmalloc(sizeof(struct vfe_cmd_axi_output_config), - GFP_ATOMIC); - if (!axio) - return -ENOMEM; - - if (copy_from_user(axio, (void __user *)(vfecmd.value), - sizeof(struct vfe_cmd_axi_output_config))) { - kfree(axio); - return -EFAULT; - } + axio = memdup_user((void __user *)(vfecmd.value), + sizeof(struct vfe_cmd_axi_output_config)); + if (IS_ERR(axio)) + return PTR_ERR(axio); vfe_config_axi(OUTPUT_2, axid, axio); @@ -694,17 +680,10 @@ static int vfe_config(struct msm_vfe_cfg_cmd *cmd, void *data) if (!axid) return -EFAULT; - axio = - kmalloc(sizeof(struct vfe_cmd_axi_output_config), - GFP_ATOMIC); - if (!axio) - return -ENOMEM; - - if (copy_from_user(axio, (void __user *)(vfecmd.value), - sizeof(struct vfe_cmd_axi_output_config))) { - kfree(axio); - return -EFAULT; - } + axio = memdup_user((void __user *)(vfecmd.value), + sizeof(struct vfe_cmd_axi_output_config)); + if (IS_ERR(axio)) + return PTR_ERR(axio); vfe_config_axi(OUTPUT_1_AND_2, axid, axio); |