Signed-off-by: Borislav Petkov <bbpetkov@xxxxxxxx>
---
drivers/ide/ide-floppy.c | 26 +++-----------------------
1 files changed, 3 insertions(+), 23 deletions(-)
diff --git a/drivers/ide/ide-floppy.c b/drivers/ide/ide-floppy.c
index 2b9885f..7648684 100644
--- a/drivers/ide/ide-floppy.c
+++ b/drivers/ide/ide-floppy.c
@@ -365,24 +365,6 @@ typedef struct {
#define IDEFLOPPY_CAPABILITIES_PAGE 0x1b
#define IDEFLOPPY_FLEXIBLE_DISK_PAGE 0x05
-/*
- * Mode Parameter Header for the MODE SENSE packet command
- */
-typedef struct {
- u16 mode_data_length; /* Length of the following data transfer */
- u8 medium_type; /* Medium Type */
-#if defined(__LITTLE_ENDIAN_BITFIELD)
- unsigned reserved3 :7;
- unsigned wp :1; /* Write protect */
-#elif defined(__BIG_ENDIAN_BITFIELD)
- unsigned wp :1; /* Write protect */
- unsigned reserved3 :7;
-#else
-#error "Bitfield endianness not defined! Check your byteorder.h"
-#endif
- u8 reserved[4];
-} idefloppy_mode_parameter_header_t;
-
static DEFINE_MUTEX(idefloppy_ref_mutex);
#define to_ide_floppy(obj) container_of(obj, struct ide_floppy_obj, kref)
@@ -1029,7 +1011,7 @@ static void idefloppy_create_format_unit_cmd (idefloppy_pc_t *pc, int b, int l,
*/
static void idefloppy_create_mode_sense_cmd (idefloppy_pc_t *pc, u8 page_code, u8 type)
{
- u16 length = sizeof(idefloppy_mode_parameter_header_t);
+ u16 length = 8; /* sizeof(Mode Parameter Header) = 8 Bytes */
idefloppy_init_pc(pc);
pc->c[0] = GPCMD_MODE_SENSE_10;
@@ -1195,7 +1177,6 @@ static int idefloppy_get_flexible_disk_page (ide_drive_t *drive)
{
idefloppy_floppy_t *floppy = drive->driver_data;
idefloppy_pc_t pc;
- idefloppy_mode_parameter_header_t *header;
idefloppy_flexible_disk_page_t *page;
int capacity, lba_capacity;
@@ -1205,10 +1186,9 @@ static int idefloppy_get_flexible_disk_page (ide_drive_t *drive)
"page parameters\n");
return 1;
}
- header = (idefloppy_mode_parameter_header_t *) pc.buffer;
- floppy->wp = header->wp;
+ floppy->wp = !!(pc.buffer[3] & 0x80);
set_disk_ro(floppy->disk, floppy->wp);
- page = (idefloppy_flexible_disk_page_t *) (header + 1);
+ page = (idefloppy_flexible_disk_page_t *) &pc.buffer[8];
page->transfer_rate = be16_to_cpu(page->transfer_rate);
page->sector_size = be16_to_cpu(page->sector_size);
--
1.5.3.7
-
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