New Defects reported by Coverity Scan for NetBSD-i386-kernel

[scan-admin%coverity.com@localhost]

Hi,

Please find the latest report on new defect(s) introduced to NetBSD-i386-kernel found with Coverity Scan.

3 new defect(s) introduced to NetBSD-i386-kernel found with Coverity Scan.
2 defect(s), reported by Coverity Scan earlier, were marked fixed in the recent build analyzed by Coverity Scan.

New defect(s) Reported-by: Coverity Scan
Showing 3 of 3 defect(s)


** CID 1306275:  Code maintainability issues  (UNUSED_VALUE)
/sys/ddb/db_examine.c: 106 in db_examine()


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*** CID 1306275:  Code maintainability issues  (UNUSED_VALUE)
/sys/ddb/db_examine.c: 106 in db_examine()
100     			case 'l':	/* long-word */
101     				size = 4;
102     				width = 12;
103     				break;
104     			case 'q':
105     				if (sizeof(db_expr_t) != sizeof(uint64_t)) {
>>>     CID 1306275:  Code maintainability issues  (UNUSED_VALUE)
>>>     Assigning value "-1" to "size" here, but that stored value is overwritten before it can be used.
106     					size = -1;
107     					db_error("q not supported\n");
108     					/*NOTREACHED*/
109     				}
110     			case 'L':	/* implementation maximum */
111     				size = sizeof value;

** CID 1306276:  Code maintainability issues  (UNUSED_VALUE)
/sys/ufs/ufs/ufs_inode.c: 105 in ufs_inactive()


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*** CID 1306276:  Code maintainability issues  (UNUSED_VALUE)
/sys/ufs/ufs/ufs_inode.c: 105 in ufs_inactive()
99     		goto out;
100     	if (ip->i_nlink <= 0 && (mp->mnt_flag & MNT_RDONLY) == 0) {
101     #ifdef UFS_EXTATTR
102     		ufs_extattr_vnode_inactive(vp, curlwp);
103     #endif
104     		if (ip->i_size != 0)
>>>     CID 1306276:  Code maintainability issues  (UNUSED_VALUE)
>>>     Assigning value from "ufs_truncate(vp, 0ULL, (kauth_cred_t)0xffffffff)" to "error" here, but that stored value is overwritten before it can be used.
105     			error = ufs_truncate(vp, 0, NOCRED);
106     #if defined(QUOTA) || defined(QUOTA2)
107     		error = UFS_WAPBL_BEGIN(mp);
108     		if (error == 0) {
109     			wapbl_locked = true;
110     			(void)chkiq(ip, -1, NOCRED, 0);

** CID 1306277:  Code maintainability issues  (UNUSED_VALUE)
/sys/ddb/db_write_cmd.c: 72 in db_write_cmd()


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*** CID 1306277:  Code maintainability issues  (UNUSED_VALUE)
/sys/ddb/db_write_cmd.c: 72 in db_write_cmd()
66     	case 'l':
67     	case '\0':
68     		size = 4;
69     		break;
70     	case 'q':
71     		if (sizeof(db_expr_t) != sizeof(uint64_t)) {
>>>     CID 1306277:  Code maintainability issues  (UNUSED_VALUE)
>>>     Assigning value "-1" to "size" here, but that stored value is overwritten before it can be used.
72     			size = -1;
73     			db_error("q not supported\n");
74     			/*NOTREACHED*/
75     		}
76     	case 'L':
77     		size = sizeof(db_expr_t);


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