CMD Line: Fix version string copying

Use strncpy to avoid scenarios where ABOOT_VERSION is greater than expected size.

Signed-off-by: Vishal Mahaveer <[email protected]>

Author: vishalmti

booti.c

@@ -118,6 +118,7 @@ static void boot_settings(struct bootloader_ops *boot_ops, boot_img_hdr *hdr,
 	char aboot_version_string[64];
 	char boot_str[64];
 	char temp_cmdline[512] = EXTENDED_CMDLINE;
+	int aboot_version_length = strlen(aboot_version_string);
 
 	serial_len = sprintf(serial_str, " androidboot.serialno=%s",
 		boot_ops->proc_ops->proc_get_serial_num());
@@ -127,7 +128,9 @@ static void boot_settings(struct bootloader_ops *boot_ops, boot_img_hdr *hdr,
 		strlen((const char *)hdr->cmdline) + 1))
 		strcat((char *)hdr->cmdline, serial_str);
 
-	strcpy(aboot_version_string, ABOOT_VERSION);
+	strncpy(aboot_version_string, ABOOT_VERSION, aboot_version_length);
+	aboot_version_string[aboot_version_length - 1] = '\0';
+
 	boot_len = sprintf(boot_str, " androidboot.bootloader=%s",
 		aboot_version_string);