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scsi: mpi3mr: Replace deprecated strncpy() with assignments

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Really, there's no bug with the current code. Let's just ditch strncpy()
all together.

We can just copy the const strings instead of reserving room on the stack.

Link: https://www.kernel.org/doc/html/latest/process/deprecated.html#strncpy-on-nul-terminated-strings [1]
Link: https://manpages.debian.org/testing/linux-manual-4.8/strscpy.9.en.html [2]
Link: https://github.com/KSPP/linux/issues/90
Cc: linux-hardening@vger.kernel.org
Reviewed-by: Kees Cook <keescook@chromium.org>
Signed-off-by: Justin Stitt <justinstitt@google.com>
Link: https://lore.kernel.org/r/20240305-strncpy-drivers-scsi-mpi3mr-mpi3mr_fw-c-v3-1-5b78a13ff984@google.com
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Justin Stitt
2024-03-05 23:34:36 +00:00
committed by Martin K. Petersen
parent 16cc2ba71b
commit 8c8e2422bd
1 changed files with 5 additions and 5 deletions
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10
drivers/scsi/mpi3mr/mpi3mr_fw.c
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@@ -3676,7 +3676,7 @@ static const struct {
* mpi3mr_print_ioc_info - Display controller information
* @mrioc: Adapter instance reference
*
* Display controller personalit, capability, supported
* Display controller personality, capability, supported
* protocols etc.
*
* Return: Nothing
@@ -3685,20 +3685,20 @@ static void
mpi3mr_print_ioc_info(struct mpi3mr_ioc *mrioc)
{
int i = 0, bytes_written = 0;
char personality[16];
const char *personality;
char protocol[50] = {0};
char capabilities[100] = {0};
struct mpi3mr_compimg_ver *fwver = &mrioc->facts.fw_ver;
switch (mrioc->facts.personality) {
case MPI3_IOCFACTS_FLAGS_PERSONALITY_EHBA:
strncpy(personality, "Enhanced HBA", sizeof(personality));
personality = "Enhanced HBA";
break;
case MPI3_IOCFACTS_FLAGS_PERSONALITY_RAID_DDR:
strncpy(personality, "RAID", sizeof(personality));
personality = "RAID";
break;
default:
strncpy(personality, "Unknown", sizeof(personality));
personality = "Unknown";
break;
}