From: Dmitry V. Levin <ldv@altlinux.org>
Date: Mon, 17 Apr 2017 04:36:54 +0000 (+0000)
Subject: numa: fix printing of error values in move_pages status array
X-Git-Tag: v4.17~77
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=15d574a899325f6de3822ddac653b7d0e13bc9c0;p=strace

numa: fix printing of error values in move_pages status array

* numa.c (print_status): Do not lose a minus sign when printing
a symbolic error code.
* tests/move_pages.c (print_status_array): Update expected output.
---

diff --git a/numa.c b/numa.c
index c2cd143a..eccd4ee7 100644
--- a/numa.c
+++ b/numa.c
@@ -142,7 +142,7 @@ print_status(struct tcb *tcp, void *elem_buf, size_t elem_size, void *data)
 	const int status = * (int *) elem_buf;
 
 	if (status < 0 && (unsigned) -status < nerrnos)
-		tprintf("%s", errnoent[-status]);
+		tprintf("-%s", errnoent[-status]);
 	else
 		tprintf("%d", status);
 
diff --git a/tests/move_pages.c b/tests/move_pages.c
index d9715001..5868b03f 100644
--- a/tests/move_pages.c
+++ b/tests/move_pages.c
@@ -126,7 +126,7 @@ print_status_array(const int *const status, const unsigned long count)
 			printf("%d", status[i]);
 		} else {
 			errno = -status[i];
-			printf("%s", errno2name());
+			printf("-%s", errno2name());
 		}
 	}
 	printf("]");