b=19720

[fs/lustre-release.git] / lustre / utils / llverdev.c

diff --git a/lustre/utils/llverdev.c b/lustre/utils/llverdev.c
index 94db011..085b551 100644 (file)
--- a/lustre/utils/llverdev.c
+++ b/lustre/utils/llverdev.c
@@ -502,7 +502,10 @@ int main(int argc, char **argv)
        if (!force && writeoption) {
                printf("%s: permanently overwrite all data on %s (yes/no)? ",
                       progname, devname);
-               scanf("%3s", yesno);
+                if (scanf("%3s", yesno) == EOF && ferror(stdin)) {
+                        perror("reading from stdin");
+                        return -1;
+                }
                if (!(strcasecmp("yes", yesno) || strcasecmp("y", yesno))) {
                        printf("Not continuing due to '%s' response", yesno);
                        return 0;