mirror of https://github.com/hak5/openwrt-owl.git
42 lines
1.1 KiB
Diff
42 lines
1.1 KiB
Diff
--- a/drivers/mtd/ubi/cdev.c
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+++ b/drivers/mtd/ubi/cdev.c
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@@ -974,7 +974,7 @@ static long ubi_cdev_ioctl(struct file *
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static long ctrl_cdev_ioctl(struct file *file, unsigned int cmd,
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unsigned long arg)
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{
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- int err = 0;
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+ int err = 0, force = 0;
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void __user *argp = (void __user *)arg;
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if (!capable(CAP_SYS_RESOURCE))
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@@ -1024,6 +1024,10 @@ static long ctrl_cdev_ioctl(struct file
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}
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/* Detach an MTD device command */
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+ case UBI_IOCFDET:
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+ force = 1;
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+ /* no break */
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+
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case UBI_IOCDET:
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{
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int ubi_num;
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@@ -1036,7 +1040,7 @@ static long ctrl_cdev_ioctl(struct file
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}
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mutex_lock(&ubi_devices_mutex);
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- err = ubi_detach_mtd_dev(ubi_num, 0);
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+ err = ubi_detach_mtd_dev(ubi_num, force);
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mutex_unlock(&ubi_devices_mutex);
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break;
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}
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--- a/include/uapi/mtd/ubi-user.h
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+++ b/include/uapi/mtd/ubi-user.h
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@@ -168,6 +168,7 @@
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#define UBI_IOCATT _IOW(UBI_CTRL_IOC_MAGIC, 64, struct ubi_attach_req)
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/* Detach an MTD device */
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#define UBI_IOCDET _IOW(UBI_CTRL_IOC_MAGIC, 65, __s32)
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+#define UBI_IOCFDET _IOW(UBI_CTRL_IOC_MAGIC, 99, __s32)
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/* ioctl commands of UBI volume character devices */
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