Fixed findings

List of Findings

Error: GCC_ANALYZER_WARNING (CWE-476): [#def1]
util-linux-2.42.start/disk-utils/cfdisk.c: scope_hint: In function ‘ui_get_parttype’
util-linux-2.42.start/disk-utils/cfdisk.c:2023:32: warning[-Wanalyzer-null-dereference]: dereference of NULL ‘xcalloc(fdisk_label_get_nparttypes(fdisk_get_label(*cf.cxt, 0)) + 1, 32) + i * 32’
# 2021|   		char *name;
# 2022|   
# 2023|-> 		cm[i].userdata = (void *) x;
# 2024|   		if (codetypes)
# 2025|   			xasprintf(&name, "%2x %s",

Error: GCC_ANALYZER_WARNING (CWE-401): [#def2]
util-linux-2.42.start/disk-utils/cfdisk.c:2030:38: warning[-Wanalyzer-malloc-leak]: leak of ‘xcalloc(fdisk_label_get_nparttypes(fdisk_get_label(*cf.cxt, 0)) + 1, 32) + i * 32’
# 2028|   		else {
# 2029|   			name = (char *) _(fdisk_parttype_get_name(x));
# 2030|-> 			cm[i].desc = fdisk_parttype_get_string(x);
# 2031|   		}
# 2032|   		cm[i].name = name;

Error: GCC_ANALYZER_WARNING (CWE-401): [#def3]
util-linux-2.42.start/include/xalloc.h: scope_hint: In function ‘new_filter’
util-linux-2.42.start/include/xalloc.h:68:13: warning[-Wanalyzer-malloc-leak]: leak of ‘xcalloc(17, 8)’
#   66|   	void *ret = calloc(nelems, size);
#   67|   
#   68|-> 	if (!ret && size && nelems)
#   69|   		err(XALLOC_EXIT_CODE, "cannot allocate %zu bytes", size);
#   70|   	return ret;

Error: GCC_ANALYZER_WARNING (CWE-401): [#def4]
util-linux-2.42.start/include/xalloc.h:125:17: warning[-Wanalyzer-malloc-leak]: leak of ‘xcalloc(fdisk_label_get_nparttypes(fdisk_get_label(*cf.cxt, 0)) + 1, 32) + i * 32’
#  123|   	va_end(args);
#  124|   	if (ret < 0)
#  125|-> 		err(XALLOC_EXIT_CODE, "cannot allocate string");
#  126|   	return ret;
#  127|   }

Error: GCC_ANALYZER_WARNING (CWE-401): [#def5]
util-linux-2.42.start/lsfd-cmd/lsfd.c: scope_hint: In function ‘new_filter’
util-linux-2.42.start/lsfd-cmd/lsfd.c:2394:28: warning[-Wanalyzer-malloc-leak]: leak of ‘xcalloc(ct + 1, 8) + i * 8’
util-linux-2.42.start/lsfd-cmd/lsfd.c:2414:9: note: in expansion of macro ‘list_for_each’
# 2392|   	struct libscols_counter *ct;
# 2393|   
# 2394|-> 	f = new_filter(spec->expr, false, ctl);
# 2395|   
# 2396|   	ct = scols_filter_new_counter(f);

Error: GCC_ANALYZER_WARNING (CWE-476): [#def6]
util-linux-2.42.start/misc-utils/blkid.c: scope_hint: In function ‘main’
util-linux-2.42.start/misc-utils/blkid.c:889:43: warning[-Wanalyzer-null-dereference]: dereference of NULL ‘xcalloc((long unsigned int)(argc - optind), 8) + (long unsigned int)numdev * 8’
util-linux-2.42.start/misc-utils/blkid.c:18: included_from: Included from here.
#  887|   				continue;
#  888|   
#  889|-> 			devices[numdev++] = dev;
#  890|   		}
#  891|   

Error: GCC_ANALYZER_WARNING (CWE-476): [#def7]
util-linux-2.42.start/misc-utils/logger.c:1050:34: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘xmalloc(*ctl.max_message_size + 4) + i’
# 1048|   
# 1049|   		while (c != EOF && c != '\n' && i < ctl->max_message_size) {
# 1050|-> 			buf[i++] = c;
# 1051|   			c = getchar();
# 1052|   		}

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