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| author | Christophe JAILLET <christophe.jaillet@wanadoo.fr> | 2024-12-07 17:48:28 +0100 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2024-12-09 21:59:52 -0500 |
| commit | c9a71ca13f71bf0d32664a1e7d1f00378811d59c (patch) | |
| tree | 1d6fff032b08e5caa9b0623b2037978a017e9640 /drivers/scsi/pmcraid.c | |
| parent | 6cb7063feb2eff2e52dc9624b2193a1f4cad69bf (diff) | |
| download | lwn-c9a71ca13f71bf0d32664a1e7d1f00378811d59c.tar.gz lwn-c9a71ca13f71bf0d32664a1e7d1f00378811d59c.zip | |
scsi: Constify struct pci_device_id
'struct pci_device_id' is not modified in these drivers.
Constifying this structure moves some data to a read-only section, so
increase overall security.
On a x86_64, with allmodconfig, as an example:
Before:
======
text data bss dec hex filename
70237 9137 320 79694 1374e drivers/scsi/3w-9xxx.o
After:
=====
text data bss dec hex filename
70461 8913 320 79694 1374e drivers/scsi/3w-9xxx.o
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Link: https://lore.kernel.org/r/fc61b1946488c1ea8f7a17a06cf40fbd05dcc6de.1733590049.git.christophe.jaillet@wanadoo.fr
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/pmcraid.c')
| -rw-r--r-- | drivers/scsi/pmcraid.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/scsi/pmcraid.c b/drivers/scsi/pmcraid.c index 2342ded7ee78..3ba53916fd86 100644 --- a/drivers/scsi/pmcraid.c +++ b/drivers/scsi/pmcraid.c @@ -113,7 +113,7 @@ static struct pmcraid_chip_details pmcraid_chip_cfg[] = { /* * PCI device ids supported by pmcraid driver */ -static struct pci_device_id pmcraid_pci_table[] = { +static const struct pci_device_id pmcraid_pci_table[] = { { PCI_DEVICE(PCI_VENDOR_ID_PMC, PCI_DEVICE_ID_PMC_MAXRAID), 0, 0, (kernel_ulong_t)&pmcraid_chip_cfg[0] }, |