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authormckusick <mckusick@FreeBSD.org>2017-06-26 17:33:33 +0000
committermckusick <mckusick@FreeBSD.org>2017-06-26 17:33:33 +0000
commit87d6d55994615f4c2ecda411eebc8a873419678a (patch)
tree9d550060759a4e691dc31c164993ab9f05db5d48 /sbin
parent224b446d37054a07f45ee4aca27fd67b9f3910a8 (diff)
downloadFreeBSD-src-87d6d55994615f4c2ecda411eebc8a873419678a.zip
FreeBSD-src-87d6d55994615f4c2ecda411eebc8a873419678a.tar.gz
MFC of 320176:
Allow '_' in labels when specifying -L to newfs. PR: 220163 Reported by: Keve Nagy Reviewed by: kib
Diffstat (limited to 'sbin')
-rw-r--r--sbin/newfs/newfs.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/sbin/newfs/newfs.c b/sbin/newfs/newfs.c
index 59b7e61..7662474 100644
--- a/sbin/newfs/newfs.c
+++ b/sbin/newfs/newfs.c
@@ -153,7 +153,8 @@ main(int argc, char *argv[])
case 'L':
volumelabel = optarg;
i = -1;
- while (isalnum(volumelabel[++i]));
+ while (isalnum(volumelabel[++i]) ||
+ volumelabel[i] == '_');
if (volumelabel[i] != '\0') {
errx(1, "bad volume label. Valid characters are alphanumerics.");
}
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