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:2025:25: warning[-Wanalyzer-malloc-leak]: leak of ‘xcalloc(fdisk_label_get_nparttypes(fdisk_get_label(*cf.cxt, 0)) + 1, 32) + i * 32’
# 2023|   		cm[i].userdata = (void *) x;
# 2024|   		if (codetypes)
# 2025|-> 			xasprintf(&name, "%2x %s",
# 2026|   				fdisk_parttype_get_code(x),
# 2027|   				_(fdisk_parttype_get_name(x)));

Error: GCC_ANALYZER_WARNING (CWE-401): [#def3]
util-linux-2.42.start/disk-utils/cfdisk.c:2029:32: warning[-Wanalyzer-malloc-leak]: leak of ‘xcalloc(fdisk_label_get_nparttypes(fdisk_get_label(*cf.cxt, 0)) + 1, 32) + i * 32’
# 2027|   				_(fdisk_parttype_get_name(x)));
# 2028|   		else {
# 2029|-> 			name = (char *) _(fdisk_parttype_get_name(x));
# 2030|   			cm[i].desc = fdisk_parttype_get_string(x);
# 2031|   		}

Error: GCC_ANALYZER_WARNING (CWE-401): [#def4]
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-476): [#def5]
util-linux-2.42.start/disk-utils/fdformat.c:129:49: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘xmalloc(track_size) + count’
util-linux-2.42.start/disk-utils/fdformat.c:20: included_from: Included from here.
#  127|   				}
#  128|   				for (count = 0; count < track_size; count++)
#  129|-> 					if (data[count] != FD_FILL_BYTE) {
#  130|   						if (retries_left) {
#  131|   							format_begin(ctrl);

Error: GCC_ANALYZER_WARNING (CWE-401): [#def6]
util-linux-2.42.start/include/xalloc.h:68:13: warning[-Wanalyzer-malloc-leak]: leak of ‘xcalloc(ct + 1, 8)’
util-linux-2.42.start/lsfd-cmd/lsfd.c:50: included_from: Included from here.
util-linux-2.42.start/lsfd-cmd/lsfd.c:2393:9: note: in expansion of macro ‘list_for_each’
#   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): [#def7]
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-476): [#def8]
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)’
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): [#def9]
util-linux-2.42.start/misc-utils/logger.c:1053:24: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘xmalloc(*ctl.max_message_size + 4)’
# 1051|   			c = getchar();
# 1052|   		}
# 1053|-> 		buf[i] = '\0';
# 1054|   
# 1055|   		if (i > 0 || !ctl->skip_empty_lines) {

Error: GCC_ANALYZER_WARNING (CWE-476): [#def10]
util-linux-2.42.start/misc-utils/waitpid.c: scope_hint: In function ‘parse_pids’
util-linux-2.42.start/misc-utils/waitpid.c:53:25: warning[-Wanalyzer-null-dereference]: dereference of NULL ‘xcalloc(n_strings, 4) + i * 4’
util-linux-2.42.start/include/strutils.h:55:64: note: in definition of macro ‘strtopid_or_err’
util-linux-2.42.start/misc-utils/waitpid.c:53:55: note: in expansion of macro ‘_’
#   51|   
#   52|   	for (size_t i = 0; i < n_strings; i++)
#   53|-> 		pids[i] = strtopid_or_err(strings[i], _("invalid PID argument"));
#   54|   
#   55|   	return pids;

Scan Properties

analyzer-version-clippy1.92.0
analyzer-version-cppcheck2.19.1
analyzer-version-gcc16.0.0
analyzer-version-gcc-analyzer16.0.0
analyzer-version-shellcheck0.11.0
analyzer-version-unicontrol0.0.2
diffbase-analyzer-version-clippy1.92.0
diffbase-analyzer-version-cppcheck2.19.1
diffbase-analyzer-version-gcc16.0.0
diffbase-analyzer-version-gcc-analyzer16.0.0
diffbase-analyzer-version-shellcheck0.11.0
diffbase-analyzer-version-unicontrol0.0.2
diffbase-enabled-pluginsclippy, cppcheck, gcc, shellcheck, unicontrol
diffbase-exit-code0
diffbase-hostip-172-16-1-246.us-west-2.compute.internal
diffbase-known-false-positives/usr/share/csmock/known-false-positives.js
diffbase-known-false-positives-rpmknown-false-positives-0.0.0.20250521.132812.g8eff701.main-1.el9.noarch
diffbase-mock-configfedora-rawhide-x86_64
diffbase-project-nameutil-linux-2.42.start-7.20260109163637009575.pr3950.1140.gfecdb22db
diffbase-store-results-to/tmp/tmprf1wwg0o/util-linux-2.42.start-7.20260109163637009575.pr3950.1140.gfecdb22db.tar.xz
diffbase-time-created2026-01-09 17:14:47
diffbase-time-finished2026-01-09 17:32:59
diffbase-toolcsmock
diffbase-tool-args'/usr/bin/csmock' '-r' 'fedora-rawhide-x86_64' '-t' 'gcc,cppcheck,clippy,shellcheck,unicontrol' '-o' '/tmp/tmprf1wwg0o/util-linux-2.42.start-7.20260109163637009575.pr3950.1140.gfecdb22db.tar.xz' '--gcc-analyze' '--unicontrol-notests' '--unicontrol-bidi-only' '--install' 'pam' '/tmp/tmprf1wwg0o/util-linux-2.42.start-7.20260109163637009575.pr3950.1140.gfecdb22db.src.rpm'
diffbase-tool-versioncsmock-3.8.3.20251215.161544.g62de9a5-1.el9
enabled-pluginsclippy, cppcheck, gcc, shellcheck, unicontrol
exit-code0
hostip-172-16-1-246.us-west-2.compute.internal
known-false-positives/usr/share/csmock/known-false-positives.js
known-false-positives-rpmknown-false-positives-0.0.0.20250521.132812.g8eff701.main-1.el9.noarch
mock-configfedora-rawhide-x86_64
project-nameutil-linux-2.42.start-7.20260108124223765795.master.1129.g3b373f1c9
store-results-to/tmp/tmpqqxf67so/util-linux-2.42.start-7.20260108124223765795.master.1129.g3b373f1c9.tar.xz
time-created2026-01-09 16:55:36
time-finished2026-01-09 17:14:15
titleFixed findings
toolcsmock
tool-args'/usr/bin/csmock' '-r' 'fedora-rawhide-x86_64' '-t' 'gcc,cppcheck,clippy,shellcheck,unicontrol' '-o' '/tmp/tmpqqxf67so/util-linux-2.42.start-7.20260108124223765795.master.1129.g3b373f1c9.tar.xz' '--gcc-analyze' '--unicontrol-notests' '--unicontrol-bidi-only' '--install' 'pam' '/tmp/tmpqqxf67so/util-linux-2.42.start-7.20260108124223765795.master.1129.g3b373f1c9.src.rpm'
tool-versioncsmock-3.8.3.20251215.161544.g62de9a5-1.el9