Re: [PATCH] scsi: scsi_debug: Fix a warning in resp_report_zones()
From: Martin K. Petersen
Date: Wed Nov 30 2022 - 22:46:20 EST
On Fri, 11 Nov 2022 23:06:12 -0800, Harshit Mogalapalli wrote:
> As 'alloc_len' is user controlled data, if user tries to allocate memory
> larger than(>=) MAX_ORDER, then kcalloc() will fail, it creates a stack
> trace and messes up dmesg with a warning.
>
> Add __GFP_NOWARN in order to avoid too large allocation warning.
> This is detected by static analysis using smatch.
>
> [...]
Applied to 6.2/scsi-queue, thanks!
[1/1] scsi: scsi_debug: Fix a warning in resp_report_zones()
https://git.kernel.org/mkp/scsi/c/07f2ca139d9a
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Martin K. Petersen Oracle Linux Engineering