This is the new Patch for the earlier Patch hence made V1.

[Note: there will be no significant changes.]

Changes:

To ensuring that the firmware tag is properly null-terminated. When copying firmware tag strings to prevent buffer overflows and ensure data integrity.


Changes has been made in 3 positions:
1: update firmware tag
2: backend update firmware tag
3: backend update firmware tag with unipro

Signed-off-by: Rujra Bhatt <braker.noob.kernel@gmail.com>
---
 drivers/staging/greybus/Documentation/firmware/firmware.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/staging/greybus/Documentation/firmware/firmware.c b/drivers/staging/greybus/Documentation/firmware/firmware.c
index 765d69faa..f37904b91 100644
--- a/drivers/staging/greybus/Documentation/firmware/firmware.c
+++ b/drivers/staging/greybus/Documentation/firmware/firmware.c
@@ -63,7 +63,7 @@ static int update_intf_firmware(int fd)
        intf_load.major = 0;
        intf_load.minor = 0;

-       strncpy((char *)&intf_load.firmware_tag, firmware_tag,
+       strscpy((char *)&intf_load.firmware_tag, firmware_tag,
                GB_FIRMWARE_U_TAG_MAX_SIZE);

        ret = ioctl(fd, FW_MGMT_IOC_INTF_LOAD_AND_VALIDATE, &intf_load);
@@ -101,7 +101,7 @@ static int update_backend_firmware(int fd)
        /* Get Backend Firmware Version */
        printf("Getting Backend Firmware Version\n");

-       strncpy((char *)&backend_fw_info.firmware_tag, firmware_tag,
+       strscpy((char *)&backend_fw_info.firmware_tag, firmware_tag,
                GB_FIRMWARE_U_TAG_MAX_SIZE);

 retry_fw_version:
@@ -129,7 +129,7 @@ static int update_backend_firmware(int fd)
        /* Try Backend Firmware Update over Unipro */
        printf("Updating Backend Firmware\n");

-       strncpy((char *)&backend_update.firmware_tag, firmware_tag,
+       strscpy((char *)&backend_update.firmware_tag, firmware_tag,
                GB_FIRMWARE_U_TAG_MAX_SIZE);

 retry_fw_update:
--
2.43.0







Fixed the mail style issue for the patch , kindly confirm if this is valid format.

thank you,
regards,
rujra bhatt