File scsires_remove_unused_vars.diff of Package scsires

Index: scsires-0.7/scsires.c
===================================================================
--- scsires-0.7.orig/scsires.c	2001-02-23 19:08:39.000000000 +0800
+++ scsires-0.7/scsires.c	2008-10-27 23:58:02.000000000 +0800
@@ -334,7 +334,7 @@
     memcpy((void *)&sg_dev->revision[0], (const void *)&cmd.buf[32], 4);
     sg_dev->vendor[8] = '\0';
     sg_dev->product[16] = '\0';
-    sg_dev->revision[5] = '\0';
+    sg_dev->revision[4] = '\0';
 
     /*
      * First try the device ID page.  Then get the serial number.
@@ -517,7 +517,7 @@
 	buffer = malloc(cmd.buf[3] + 1);
 	if(buffer == NULL)
 	    return 1;
-	strncpy(&buffer[0], &cmd.buf[4], cmd.buf[3]);
+	strncpy(&buffer[0], (char*)&cmd.buf[4], cmd.buf[3]);
 	buffer[cmd.buf[3]] = '\0';
 	sg_dev->serial_number = buffer;
     } else if (WAS_SENSE(cmd) && SENSE_KEY(cmd) == ILLEGAL_REQUEST) {
@@ -674,8 +674,7 @@
 int
 scsires_init_persistent_reservations(scsires_sg_dev_t * sg_dev, char *path)
 {
-    scsires_send_command_t cmd;
-    int fd, result, old_errno;
+    int fd, old_errno;
     char buffer[512];
 
     if ((fd = open(path, O_RDONLY | O_NDELAY)) == -1) {