Fixed findings

List of Findings

Error: GCC_ANALYZER_WARNING (CWE-401): [#def1]
util-linux-2.43.devel/include/xalloc.h:68:13: warning[-Wanalyzer-malloc-leak]: leak of ‘xcalloc(1, 56)’
util-linux-2.43.devel/include/c.h:19: included_from: Included from here.
#   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-476): [#def2]
util-linux-2.43.devel/misc-utils/blkid.c: scope_hint: In function ‘main’
util-linux-2.43.devel/misc-utils/blkid.c:886:43: warning[-Wanalyzer-null-dereference]: dereference of NULL ‘xcalloc((long unsigned int)(argc - optind), 8)’
util-linux-2.43.devel/misc-utils/blkid.c:49: included_from: Included from here.
util-linux-2.43.devel/misc-utils/blkid.c:18: included_from: Included from here.
#  884|   				continue;
#  885|   
#  886|-> 			devices[numdev++] = dev;
#  887|   		}
#  888|   

Error: GCC_ANALYZER_WARNING (CWE-476): [#def3]
util-linux-2.43.devel/misc-utils/cal.c: scope_hint: In function ‘monthly’
util-linux-2.43.devel/misc-utils/cal.c:1096:28: warning[-Wanalyzer-null-dereference]: dereference of NULL ‘xcalloc((long unsigned int)*ctl.months_in_row, 208) + (sizetype)i * 208’
util-linux-2.43.devel/misc-utils/cal.c:76: included_from: Included from here.
# 1094|   
# 1095|   	for (i = 0; i < ctl->months_in_row - 1; i++)
# 1096|-> 		ms[i].next = &ms[i + 1];
# 1097|   
# 1098|   	rows = (ctl->num_months - 1) / ctl->months_in_row;

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