A-Team_Digital_Solutions/android_kernel_motorola_sm6375
Watch
2
0
Fork
You've already forked android_kernel_motorola_sm6375
 0
mirror of https://github.com/BobTheBlinker/android_kernel_motorola_sm6375.git synced 2026-10-09 21:59:12 -04:00
Code Issues Projects Releases Packages Wiki Activity

scsi: ufs: Fix IOCTL error checking for input buffer

Browse source 
The check for user buffer != NULL in ufshcd_ioctl() should
only be done at a point when we know we have a valid IOCTL
command.  Move this check inside the UFS_IOCTL_QUERY
handling code.

Change-Id: I10e86b30ae1fdd8c9230db476bb593ccfa94b55c
Signed-off-by: Anjana <ahari@codeaurora.org>
Signed-off-by: Veera Vegivada <vvegivad@codeaurora.org>
This commit is contained in:
Veera Vegivada 2020-12-07 11:02:22 +05:30 • committed by Gerrit - the friendly Code Review server
commit 0ed7593111
1 changed files with 4 additions and 4 deletions
Download patch file Download diff file Expand all files Collapse all files

8
drivers/scsi/ufs/ufs-qcom.c
View file

@ -2403,13 +2403,13 @@ ufs_qcom_ioctl(struct scsi_device *dev, unsigned int cmd, void __user *buffer)
int err = 0;
BUG_ON(!hba);
if (!buffer) {
dev_err(hba->dev, "%s: User buffer is NULL!\n", __func__);
return -EINVAL;
}
switch (cmd) {
case UFS_IOCTL_QUERY:
if (!buffer) {
dev_err(hba->dev, "%s: User buffer is NULL!\n", __func__);
return -EINVAL;
}
pm_runtime_get_sync(hba->dev);
err = ufs_qcom_query_ioctl(hba,
ufshcd_scsi_to_upiu_lun(dev->lun),