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authorBean Huo <beanhuo@micron.com>2020-06-03 11:19:55 +0200
committerMartin K. Petersen <martin.petersen@oracle.com>2020-06-16 05:17:45 +0200
commit458a45f5262b294e68c0f3ecb5db76d1be757a33 (patch)
tree820c5559057d0512ff180a968f9b97102ed8e3cd /drivers/scsi/ufs
parentscsi: ufs-mediatek: Allow unbound mphy (diff)
downloadlinux-458a45f5262b294e68c0f3ecb5db76d1be757a33.tar.xz
linux-458a45f5262b294e68c0f3ecb5db76d1be757a33.zip
scsi: ufs: Remove max_t in ufs_get_device_desc
For the UFS device, the maximum descriptor size is 255, max_t called on ufs_get_device_desc() is useless. Link: https://lore.kernel.org/r/20200603091959.27618-2-huobean@gmail.com Reviewed-by: Stanley Chu <stanley.chu@mediatek.com> Acked-by: Avri Altman <avri.altman@wdc.com> Signed-off-by: Bart van Assche <bvanassche@acm.org> Signed-off-by: Bean Huo <beanhuo@micron.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/ufs')
-rw-r--r--drivers/scsi/ufs/ufshcd.c5
1 files changed, 1 insertions, 4 deletions
diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
index e83afcc56f88..ec6fbedff58e 100644
--- a/drivers/scsi/ufs/ufshcd.c
+++ b/drivers/scsi/ufs/ufshcd.c
@@ -7005,14 +7005,11 @@ static void ufs_fixup_device_setup(struct ufs_hba *hba)
static int ufs_get_device_desc(struct ufs_hba *hba)
{
int err;
- size_t buff_len;
u8 model_index;
u8 *desc_buf;
struct ufs_dev_info *dev_info = &hba->dev_info;
- buff_len = max_t(size_t, hba->desc_size.dev_desc,
- QUERY_DESC_MAX_SIZE + 1);
- desc_buf = kmalloc(buff_len, GFP_KERNEL);
+ desc_buf = kmalloc(QUERY_DESC_MAX_SIZE, GFP_KERNEL);
if (!desc_buf) {
err = -ENOMEM;
goto out;