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7ab734fc75
The aac_priv() helper assumes that the private cmd area immediately follows
struct scsi_cmnd. Allocate this space as part of scsicmd, else there is a
risk of heap overflow. Seen with GCC 13:
../drivers/scsi/aacraid/aachba.c: In function 'aac_probe_container':
../drivers/scsi/aacraid/aachba.c:841:26: warning: array subscript 16 is outside array bounds of 'void[392]' [-Warray-bounds=]
841 | status = cmd_priv->status;
| ^~
In file included from ../include/linux/resource_ext.h:11,
from ../include/linux/pci.h:40,
from ../drivers/scsi/aacraid/aachba.c:22:
In function 'kmalloc',
inlined from 'kzalloc' at ../include/linux/slab.h:720:9,
inlined from 'aac_probe_container' at ../drivers/scsi/aacraid/aachba.c:821:30:
../include/linux/slab.h:580:24: note: at offset 392 into object of size 392 allocated by 'kmalloc_trace'
580 | return kmalloc_trace(
| ^~~~~~~~~~~~~~
581 | kmalloc_caches[kmalloc_type(flags)][index],
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
582 | flags, size);
| ~~~~~~~~~~~~
Fixes:
|
||
|---|---|---|
| .. | ||
| aachba.c | ||
| aacraid.h | ||
| commctrl.c | ||
| comminit.c | ||
| commsup.c | ||
| dpcsup.c | ||
| linit.c | ||
| Makefile | ||
| nark.c | ||
| rkt.c | ||
| rx.c | ||
| sa.c | ||
| src.c | ||