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Diffstat (limited to 'usr.bin/wall/wall.c')
-rw-r--r--usr.bin/wall/wall.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/usr.bin/wall/wall.c b/usr.bin/wall/wall.c
index e7c1775c2cf7..503560c15215 100644
--- a/usr.bin/wall/wall.c
+++ b/usr.bin/wall/wall.c
@@ -156,7 +156,7 @@ makemsg(fname)
}
(void)fprintf(fp, "%79s\r\n", " ");
- if (*fname && !(freopen(fname, "r", stdin))) {
+ if (fname && *fname && !(freopen(fname, "r", stdin))) {
(void)fprintf(stderr, "wall: can't read %s.\n", fname);
exit(1);
}