lscpu: check errno after strto..()

Addresses: https://github.com/karelzak/util-linux/issues/1356 Signed-off-by: Karel Zak <kzak@redhat.com>
2021-06-21 15:00:40 +02:00 · 2021-06-21 15:00:40 +02:00 · 35d458708e
parent 9bf8088f25
commit 35d458708e
1 changed files with 3 additions and 0 deletions
--- a/sys-utils/lscpu-virt.c
+++ b/sys-utils/lscpu-virt.c
@ -166,7 +166,10 @@ static int address_from_efi(size_t *address)
 			continue;
 		*(addrp++) = '\0';
 		if (strcmp(linebuf, "SMBIOS") == 0) {
+			errno = 0;
 			*address = strtoul(addrp, NULL, 0);
+			if (errno)
+				continue;
 			ret = 0;
 			break;
 		}