diff options
Diffstat (limited to 'drivers/usb/gadget/function/f_mass_storage.c')
| -rw-r--r-- | drivers/usb/gadget/function/f_mass_storage.c | 28 |
1 files changed, 22 insertions, 6 deletions
diff --git a/drivers/usb/gadget/function/f_mass_storage.c b/drivers/usb/gadget/function/f_mass_storage.c index 2505117e88e8..8f3659b65f53 100644 --- a/drivers/usb/gadget/function/f_mass_storage.c +++ b/drivers/usb/gadget/function/f_mass_storage.c @@ -311,11 +311,7 @@ struct fsg_common { /* Gadget's private data. */ void *private_data; - /* - * Vendor (8 chars), product (16 chars), release (4 - * hexadecimal digits) and NUL byte - */ - char inquiry_string[8 + 16 + 4 + 1]; + char inquiry_string[INQUIRY_STRING_LEN]; struct kref ref; }; @@ -1107,7 +1103,12 @@ static int do_inquiry(struct fsg_common *common, struct fsg_buffhd *bh) buf[5] = 0; /* No special options */ buf[6] = 0; buf[7] = 0; - memcpy(buf + 8, common->inquiry_string, sizeof common->inquiry_string); + if (curlun->inquiry_string[0]) + memcpy(buf + 8, curlun->inquiry_string, + sizeof(curlun->inquiry_string)); + else + memcpy(buf + 8, common->inquiry_string, + sizeof(common->inquiry_string)); return 36; } @@ -3209,12 +3210,27 @@ static ssize_t fsg_lun_opts_nofua_store(struct config_item *item, CONFIGFS_ATTR(fsg_lun_opts_, nofua); +static ssize_t fsg_lun_opts_inquiry_string_show(struct config_item *item, + char *page) +{ + return fsg_show_inquiry_string(to_fsg_lun_opts(item)->lun, page); +} + +static ssize_t fsg_lun_opts_inquiry_string_store(struct config_item *item, + const char *page, size_t len) +{ + return fsg_store_inquiry_string(to_fsg_lun_opts(item)->lun, page, len); +} + +CONFIGFS_ATTR(fsg_lun_opts_, inquiry_string); + static struct configfs_attribute *fsg_lun_attrs[] = { &fsg_lun_opts_attr_file, &fsg_lun_opts_attr_ro, &fsg_lun_opts_attr_removable, &fsg_lun_opts_attr_cdrom, &fsg_lun_opts_attr_nofua, + &fsg_lun_opts_attr_inquiry_string, NULL, }; |