Re: [PATCH] scsi: efct: Fix possible memleak in efct_device_init()
From: Martin K. Petersen
Date: Wed Nov 30 2022 - 22:45:54 EST
On Fri, 11 Nov 2022 15:40:46 +0800, Chen Zhongjin wrote:
> In efct_device_init(), when efct_scsi_reg_fc_transport() fails,
> efct_scsi_tgt_driver_exit() is not called to release memory for
> efct_scsi_tgt_driver_init() and causes memleak:
>
> unreferenced object 0xffff8881020ce000 (size 2048):
> comm "modprobe", pid 465, jiffies 4294928222 (age 55.872s)
> backtrace:
> [<0000000021a1ef1b>] kmalloc_trace+0x27/0x110
> [<000000004c3ed51c>] target_register_template+0x4fd/0x7b0 [target_core_mod]
> [<00000000f3393296>] efct_scsi_tgt_driver_init+0x18/0x50 [efct]
> [<00000000115de533>] 0xffffffffc0d90011
> [<00000000d608f646>] do_one_initcall+0xd0/0x4e0
> [<0000000067828cf1>] do_init_module+0x1cc/0x6a0
> ...
>
> [...]
Applied to 6.2/scsi-queue, thanks!
[1/1] scsi: efct: Fix possible memleak in efct_device_init()
https://git.kernel.org/mkp/scsi/c/bb0cd225dd37
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Martin K. Petersen Oracle Linux Engineering