file_systems: Pass size argument to ioctl in a lot more places.

src/add-ons/kernel/file_systems/bfs/Volume.cpp

@@ -102,7 +102,7 @@ DeviceOpener::Open(const char* device, int mode)
 		if (_IsReadWrite(mode)) {
 			// check out if the device really allows for read/write access
 			device_geometry geometry;
-			if (!ioctl(fDevice, B_GET_GEOMETRY, &geometry)) {
+			if (!ioctl(fDevice, B_GET_GEOMETRY, &geometry, sizeof(device_geometry))) {
 				if (geometry.read_only) {
 					// reopen device read-only
 					close(fDevice);
@@ -162,7 +162,7 @@ status_t
 DeviceOpener::GetSize(off_t* _size, uint32* _blockSize)
 {
 	device_geometry geometry;
-	if (ioctl(fDevice, B_GET_GEOMETRY, &geometry) < 0) {
+	if (ioctl(fDevice, B_GET_GEOMETRY, &geometry, sizeof(device_geometry)) < 0) {
 		// maybe it's just a file
 		struct stat stat;
 		if (fstat(fDevice, &stat) < 0)

src/add-ons/kernel/file_systems/btrfs/Volume.cpp

@@ -106,7 +106,7 @@ DeviceOpener::Open(const char* device, int mode)
 		if (_IsReadWrite(mode)) {
 			// check out if the device really allows for read/write access
 			device_geometry geometry;
-			if (!ioctl(fDevice, B_GET_GEOMETRY, &geometry)) {
+			if (!ioctl(fDevice, B_GET_GEOMETRY, &geometry, sizeof(device_geometry))) {
 				if (geometry.read_only) {
 					// reopen device read-only
 					close(fDevice);
@@ -166,7 +166,7 @@ status_t
 DeviceOpener::GetSize(off_t* _size, uint32* _blockSize)
 {
 	device_geometry geometry;
-	if (ioctl(fDevice, B_GET_GEOMETRY, &geometry) < 0) {
+	if (ioctl(fDevice, B_GET_GEOMETRY, &geometry, sizeof(device_geometry)) < 0) {
 		// maybe it's just a file
 		struct stat stat;
 		if (fstat(fDevice, &stat) < 0)

src/add-ons/kernel/file_systems/cdda/cdda.cpp

@@ -506,7 +506,7 @@ read_frames(int fd, off_t firstFrame, uint8 *buffer, size_t count)
 		read.buffer = (char *)buffer;
 		read.play = false;
 
-		if (ioctl(fd, B_SCSI_READ_CD, &read) < 0) {
+		if (ioctl(fd, B_SCSI_READ_CD, &read, sizeof(scsi_read_cd)) < 0) {
 			// drive couldn't read data - try again to read with a smaller block size
 			if (count == 1)
 				return errno;

src/add-ons/kernel/file_systems/exfat/Volume.cpp

@@ -122,7 +122,7 @@ DeviceOpener::Open(const char* device, int mode)
 		if (_IsReadWrite(mode)) {
 			// check out if the device really allows for read/write access
 			device_geometry geometry;
-			if (!ioctl(fDevice, B_GET_GEOMETRY, &geometry)) {
+			if (!ioctl(fDevice, B_GET_GEOMETRY, &geometry, sizeof(device_geometry))) {
 				if (geometry.read_only) {
 					// reopen device read-only
 					close(fDevice);
@@ -182,7 +182,7 @@ status_t
 DeviceOpener::GetSize(off_t* _size, uint32* _blockSize)
 {
 	device_geometry geometry;
-	if (ioctl(fDevice, B_GET_GEOMETRY, &geometry) < 0) {
+	if (ioctl(fDevice, B_GET_GEOMETRY, &geometry, sizeof(device_geometry)) < 0) {
 		// maybe it's just a file
 		struct stat stat;
 		if (fstat(fDevice, &stat) < 0)

src/add-ons/kernel/file_systems/ext2/Volume.cpp

@@ -111,7 +111,7 @@ DeviceOpener::Open(const char* device, int mode)
 		if (_IsReadWrite(mode)) {
 			// check out if the device really allows for read/write access
 			device_geometry geometry;
-			if (!ioctl(fDevice, B_GET_GEOMETRY, &geometry)) {
+			if (!ioctl(fDevice, B_GET_GEOMETRY, &geometry, sizeof(device_geometry))) {
 				if (geometry.read_only) {
 					// reopen device read-only
 					close(fDevice);
@@ -171,7 +171,7 @@ status_t
 DeviceOpener::GetSize(off_t* _size, uint32* _blockSize)
 {
 	device_geometry geometry;
-	if (ioctl(fDevice, B_GET_GEOMETRY, &geometry) < 0) {
+	if (ioctl(fDevice, B_GET_GEOMETRY, &geometry, sizeof(device_geometry)) < 0) {
 		// maybe it's just a file
 		struct stat stat;
 		if (fstat(fDevice, &stat) < 0)

src/add-ons/kernel/file_systems/fat/dosfs.c

@@ -525,7 +525,7 @@ mount_fat_disk(const char *path, fs_volume *_vol, const int flags,
 	}
 
 	// get device characteristics
-	if (ioctl(fd, B_GET_GEOMETRY, &geo) < 0) {
+	if (ioctl(fd, B_GET_GEOMETRY, &geo, sizeof(device_geometry)) < 0) {
 		struct stat st;
 		if (fstat(fd, &st) >= 0 && S_ISREG(st.st_mode)) {
 			/* support mounting disk images */

src/add-ons/kernel/file_systems/iso9660/iso9660.cpp

@@ -49,7 +49,7 @@ get_device_block_size(int fd)
 {
 	device_geometry geometry;
 
-	if (ioctl(fd, B_GET_GEOMETRY, &geometry) < 0)  {
+	if (ioctl(fd, B_GET_GEOMETRY, &geometry, sizeof(device_geometry)) < 0)  {
 		struct stat st;
 		if (fstat(fd, &st) < 0 || S_ISDIR(st.st_mode))
 			return 0;
@@ -628,7 +628,8 @@ ISOMount(const char *path, uint32 flags, iso9660_volume **_newVolume,
 
 	/* try to open the raw device to get access to the other sessions as well */
 	if (volume->fdOfSession >= 0) {
-		if (ioctl(volume->fdOfSession, B_GET_PARTITION_INFO, &partitionInfo) < 0) {
+		if (ioctl(volume->fdOfSession, B_GET_PARTITION_INFO, &partitionInfo,
+				sizeof(partition_info)) < 0) {
 			TRACE(("B_GET_PARTITION_INFO: ioctl returned error\n"));
 			strcpy(partitionInfo.device, path);
 		}

src/add-ons/kernel/file_systems/udf/kernel_interface.cpp

@@ -560,7 +560,7 @@ udf_mount(fs_volume *_volume, const char *_device, uint32 flags,
 		//
 		// If that fails, you're just SOL.
 
-		if (ioctl(device, B_GET_PARTITION_INFO, &info) == 0) {
+		if (ioctl(device, B_GET_PARTITION_INFO, &info, sizeof(partition_info)) == 0) {
 			TRACE(("partition_info:\n"));
 			TRACE(("\toffset:             %Ld\n", info.offset));
 			TRACE(("\tsize:               %Ld\n", info.size));
@@ -571,7 +571,7 @@ udf_mount(fs_volume *_volume, const char *_device, uint32 flags,
 			_device = info.device;
 			deviceOffset = info.offset / info.logical_block_size;
 			numBlock = deviceOffset + info.size / info.logical_block_size;
-		} else if (ioctl(device, B_GET_GEOMETRY, &geometry) == 0) {
+		} else if (ioctl(device, B_GET_GEOMETRY, &geometry, sizeof(device_geometry)) == 0) {
 			TRACE(("geometry_info:\n"));
 			TRACE(("\tsectors_per_track: %ld\n", geometry.sectors_per_track));
 			TRACE(("\tcylinder_count:    %ld\n", geometry.cylinder_count));