R0dn3yS/android_kernel_xiaomi_sm7250
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

scsi: mpt3sas: Fix error return code of mpt3sas_base_attach()

Browse Source 
[ Upstream commit 3401ecf7fc1b9458a19d42c0e26a228f18ac7dda ]

When kzalloc() returns NULL, no error return code of mpt3sas_base_attach()
is assigned. To fix this bug, r is assigned with -ENOMEM in this case.

Link: https://lore.kernel.org/r/20210308035241.3288-1-baijiaju1990@gmail.com
Fixes: c696f7b83e ("scsi: mpt3sas: Implement device_remove_in_progress check in IOCTL path")
Reported-by: TOTE Robot <oslab@tsinghua.edu.cn>
Signed-off-by: Jia-Ju Bai <baijiaju1990@gmail.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Jia-Ju Bai 2021-03-07 19:52:41 -08:00 committed by Greg Kroah-Hartman
parent 9a948b779b
commit 1e8efaf7e5
1 changed files with 6 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
drivers/scsi/mpt3sas/mpt3sas_base.c
View File

@ -6629,14 +6629,18 @@ mpt3sas_base_attach(struct MPT3SAS_ADAPTER *ioc)
ioc->pend_os_device_add_sz++;
ioc->pend_os_device_add = kzalloc(ioc->pend_os_device_add_sz,
GFP_KERNEL);
if (!ioc->pend_os_device_add)
if (!ioc->pend_os_device_add) {
r = -ENOMEM;
goto out_free_resources;
}
ioc->device_remove_in_progress_sz = ioc->pend_os_device_add_sz;
ioc->device_remove_in_progress =
kzalloc(ioc->device_remove_in_progress_sz, GFP_KERNEL);
if (!ioc->device_remove_in_progress)
if (!ioc->device_remove_in_progress) {
r = -ENOMEM;
goto out_free_resources;
}
ioc->fwfault_debug = mpt3sas_fwfault_debug;