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authorLi Nan <[email protected]>2024-02-26 11:14:38 +0800
committerSong Liu <[email protected]>2024-02-26 10:22:22 -0800
commit9dd8702e7cd28ebf076ff838933f29cf671165ec (patch)
tree7d46656150025bd4f0146218ca79be7e137e5a9e
parent4e26593944e02446a75d911e11b759a9320c8273 (diff)
md: clean up invalid BUG_ON in md_ioctl
'disk->private_data' is set to mddev in md_alloc() and never set to NULL, and users need to open mddev before submitting ioctl. So mddev must not have been freed during ioctl, and there is no need to check mddev here. Clean up it. Signed-off-by: Li Nan <[email protected]> Reviewed-by: Yu Kuai <[email protected]> Signed-off-by: Song Liu <[email protected]> Link: https://lore.kernel.org/r/[email protected]
-rw-r--r--drivers/md/md.c5
1 files changed, 0 insertions, 5 deletions
diff --git a/drivers/md/md.c b/drivers/md/md.c
index 3c8a0784cf6a..08170902d342 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -7622,11 +7622,6 @@ static int md_ioctl(struct block_device *bdev, blk_mode_t mode,
mddev = bdev->bd_disk->private_data;
- if (!mddev) {
- BUG();
- goto out;
- }
-
/* Some actions do not requires the mutex */
switch (cmd) {
case GET_ARRAY_INFO: