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authorRabin Vincent <rabin@rab.in>2011-04-23 19:22:58 +0400
committerChris Ball <cjb@laptop.org>2011-05-25 05:02:49 +0400
commit641c3187b9d53cfd4c23b0ce2ab18a13d5e775e5 (patch)
tree9bea85b68521e8d7b1efe4a01b9c19b722860b1b /drivers/mmc/card
parent82b0e23a295cc58d1290017ee97a40956ad68d94 (diff)
downloadlinux-641c3187b9d53cfd4c23b0ce2ab18a13d5e775e5.tar.xz
mmc: block: init force_ro sysfs attribute
To avoid lockdep warnings: BUG: key dc90a520 not in .data! ------------[ cut here ]------------ WARNING: at /home/rabin/kernel/arm/kernel/lockdep.c:2701 sysfs_add_file_mode+0x4c/0xb0() Modules linked in: [<c004b5d8>] (unwind_backtrace+0x0/0xe4) from [<c0074f20>] (warn_slowpath_common+0x4c/0x64) [<c0074f20>] (warn_slowpath_common+0x4c/0x64) from [<c0074f50>] (warn_slowpath_null+0x18/0x1c) [<c0074f50>] (warn_slowpath_null+0x18/0x1c) from [<c0157fec>] (sysfs_add_file_mode+0x4c/0xb0) [<c0157fec>] (sysfs_add_file_mode+0x4c/0xb0) from [<c02d61e4>] (mmc_add_disk+0x40/0x64) [<c02d61e4>] (mmc_add_disk+0x40/0x64) from [<c02d64cc>] (mmc_blk_probe+0x188/0x1fc) [<c02d64cc>] (mmc_blk_probe+0x188/0x1fc) from [<c02ce820>] (mmc_bus_probe+0x14/0x18) ... Signed-off-by: Rabin Vincent <rabin@rab.in> Signed-off-by: Chris Ball <cjb@laptop.org>
Diffstat (limited to 'drivers/mmc/card')
-rw-r--r--drivers/mmc/card/block.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/mmc/card/block.c b/drivers/mmc/card/block.c
index e5bf2bfb5463..e7efd6faeaf9 100644
--- a/drivers/mmc/card/block.c
+++ b/drivers/mmc/card/block.c
@@ -970,6 +970,7 @@ static int mmc_add_disk(struct mmc_blk_data *md)
add_disk(md->disk);
md->force_ro.show = force_ro_show;
md->force_ro.store = force_ro_store;
+ sysfs_attr_init(&md->force_ro.attr);
md->force_ro.attr.name = "force_ro";
md->force_ro.attr.mode = S_IRUGO | S_IWUSR;
ret = device_create_file(disk_to_dev(md->disk), &md->force_ro);