[PATCH] cdrom: add endianness annotations

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

diff --git a/drivers/cdrom/cdrom.c b/drivers/cdrom/cdrom.c
index 2a0c50d..7ea0f48 100644 (file)
--- a/drivers/cdrom/cdrom.c
+++ b/drivers/cdrom/cdrom.c
@@ -703,7 +703,7 @@ static int cdrom_has_defect_mgt(struct cdrom_device_info *cdi)
 {
        struct packet_command cgc;
        char buffer[16];
-       __u16 *feature_code;
+       __be16 *feature_code;
        int ret;
 
        init_cdrom_command(&cgc, buffer, sizeof(buffer), CGC_DATA_READ);
@@ -716,7 +716,7 @@ static int cdrom_has_defect_mgt(struct cdrom_device_info *cdi)
        if ((ret = cdi->ops->generic_packet(cdi, &cgc)))
                return ret;
 
-       feature_code = (__u16 *) &buffer[sizeof(struct feature_header)];
+       feature_code = (__be16 *) &buffer[sizeof(struct feature_header)];
        if (be16_to_cpu(*feature_code) == CDF_HWDM)
                return 0;
 
@@ -2963,7 +2963,7 @@ static int mmc_ioctl(struct cdrom_device_info *cdi, unsigned int cmd,
                   how much data is available for transfer. buffer[1] is
                   unfortunately ambigious and the only reliable way seem
                   to be to simply skip over the block descriptor... */
-               offset = 8 + be16_to_cpu(*(unsigned short *)(buffer+6));
+               offset = 8 + be16_to_cpu(*(__be16 *)(buffer+6));
 
                if (offset + 16 > sizeof(buffer))
                        return -E2BIG;

diff --git a/include/linux/cdrom.h b/include/linux/cdrom.h
index 3c9b0bc..bbbe7b4 100644 (file)
--- a/include/linux/cdrom.h
+++ b/include/linux/cdrom.h
@@ -749,7 +749,7 @@ struct request_sense {
 #define MRW_MODE_PC                    0x03
 
 struct mrw_feature_desc {
-       __u16 feature_code;
+       __be16 feature_code;
 #if defined(__BIG_ENDIAN_BITFIELD)
        __u8 reserved1          : 2;
        __u8 feature_version    : 4;
@@ -776,7 +776,7 @@ struct mrw_feature_desc {
 
 /* cf. mmc4r02g.pdf 5.3.10 Random Writable Feature (0020h) pg 197 of 635 */
 struct rwrt_feature_desc {
-       __u16 feature_code;
+       __be16 feature_code;
 #if defined(__BIG_ENDIAN_BITFIELD)
        __u8 reserved1          : 2;
        __u8 feature_version    : 4;
@@ -803,7 +803,7 @@ struct rwrt_feature_desc {
 };
 
 typedef struct {
-       __u16 disc_information_length;
+       __be16 disc_information_length;
 #if defined(__BIG_ENDIAN_BITFIELD)
        __u8 reserved1                  : 3;
         __u8 erasable                  : 1;
@@ -849,7 +849,7 @@ typedef struct {
 } disc_information;
 
 typedef struct {
-       __u16 track_information_length;
+       __be16 track_information_length;
        __u8 track_lsb;
        __u8 session_lsb;
        __u8 reserved1;
@@ -880,12 +880,12 @@ typedef struct {
        __u8 lra_v                      : 1;
        __u8 reserved3                  : 6;
 #endif
-       __u32 track_start;
-       __u32 next_writable;
-       __u32 free_blocks;
-       __u32 fixed_packet_size;
-       __u32 track_size;
-       __u32 last_rec_address;
+       __be32 track_start;
+       __be32 next_writable;
+       __be32 free_blocks;
+       __be32 fixed_packet_size;
+       __be32 track_size;
+       __be32 last_rec_address;
 } track_information;
 
 struct feature_header {
@@ -896,12 +896,12 @@ struct feature_header {
 };
 
 struct mode_page_header {
-       __u16 mode_data_length;
+       __be16 mode_data_length;
        __u8 medium_type;
        __u8 reserved1;
        __u8 reserved2;
        __u8 reserved3;
-       __u16 desc_length;
+       __be16 desc_length;
 };
 
 #ifdef __KERNEL__
@@ -1106,7 +1106,7 @@ typedef struct {
 #endif
        __u8 session_format;
        __u8 reserved6;
-       __u32 packet_size;
+       __be32 packet_size;
        __u16 audio_pause;
        __u8 mcn[16];
        __u8 isrc[16];
@@ -1151,7 +1151,7 @@ typedef struct {
 } rpc_state_t;
 
 struct event_header {
-       __u16 data_len;
+       __be16 data_len;
 #if defined(__BIG_ENDIAN_BITFIELD)
        __u8 nea                : 1;
        __u8 reserved1          : 4;