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-rw-r--r--usr.bin/pathchk/pathchk.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/usr.bin/pathchk/pathchk.c b/usr.bin/pathchk/pathchk.c
index a0ef92a..d156185 100644
--- a/usr.bin/pathchk/pathchk.c
+++ b/usr.bin/pathchk/pathchk.c
@@ -157,6 +157,8 @@ check(const char *path)
pathmax = PATH_MAX;
} else
pathmax = _POSIX_PATH_MAX;
+ /* PATH_MAX includes space for the trailing null byte. */
+ pathmax--;
if (pathmax != -1 && strlen(path) > (size_t)pathmax) {
warnx("%s: path too long (limit %ld)", path, pathmax);
goto bad;
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