rev: be careful with close()

Addresses: https://github.com/karelzak/util-linux/issues/807 Signed-off-by: Karel Zak <kzak@redhat.com>
2019-06-13 12:59:39 +02:00 · 2019-06-13 12:59:39 +02:00 · 303ff21ea7
parent f5b7bf155b
commit 303ff21ea7
1 changed files with 2 additions and 1 deletions
--- a/text-utils/rev.c
+++ b/text-utils/rev.c
@ -173,7 +173,8 @@ int main(int argc, char *argv[])
 			warn("%s", filename);
 			rval = EXIT_FAILURE;
 		}
-		fclose(fp);
+		if (fp != stdin)
+			fclose(fp);
 	} while(*argv);

 	free(buf);