mirror of https://gitee.com/openkylin/linux.git
UBI: do not change file pointer while updating
Since we do not change semantics of seek(), changing the file pointer while updating does not make much sense. Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
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91f2d53cd7
commit
0411e73531
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@ -368,6 +368,7 @@ static ssize_t vol_cdev_write(struct file *file, const char __user *buf,
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*/
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count = err;
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vol->updating = 0;
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err = ubi_check_volume(ubi, vol->vol_id);
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if (err < 0)
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return err;
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@ -382,7 +383,6 @@ static ssize_t vol_cdev_write(struct file *file, const char __user *buf,
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revoke_exclusive(desc, UBI_READWRITE);
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}
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*offp += count;
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return count;
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}
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@ -430,8 +430,6 @@ static int vol_cdev_ioctl(struct inode *inode, struct file *file,
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err = ubi_start_update(ubi, vol->vol_id, bytes);
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if (bytes == 0)
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revoke_exclusive(desc, UBI_READWRITE);
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file->f_pos = 0;
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break;
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}
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@ -343,7 +343,6 @@ int ubi_more_update_data(struct ubi_device *ubi, int vol_id,
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if (err == 0) {
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err = to_write;
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vfree(vol->upd_buf);
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vol->updating = 0;
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}
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}
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