From: Kirill A. Shutemov <kirill@shutemov.name>
Date: Tue, 19 Jan 2010 23:56:17 +0000 (+0100)
Subject: usb-linux.c: fix warning with _FORTIFY_SOURCE
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=9f99cee7fa88af069cb583b0feb8c7910455b218;p=qemu.git

usb-linux.c: fix warning with _FORTIFY_SOURCE

CC    usb-linux.o
cc1: warnings being treated as errors
usb-linux.c: In function 'usb_host_read_file':
usb-linux.c:1204: error: ignoring return value of 'fgets', declared with attribute warn_unused_result
make: *** [usb-linux.o] Error 1

Signed-off-by: Kirill A. Shutemov <kirill@shutemov.name>
Signed-off-by: Juan Quintela <quintela@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
---

diff --git a/usb-linux.c b/usb-linux.c
index 5619b30600..1aaa5950f5 100644
--- a/usb-linux.c
+++ b/usb-linux.c
@@ -1201,9 +1201,8 @@ static int usb_host_read_file(char *line, size_t line_size, const char *device_f
              device_file);
     f = fopen(filename, "r");
     if (f) {
-        fgets(line, line_size, f);
+        ret = fgets(line, line_size, f) != NULL;
         fclose(f);
-        ret = 1;
 #if 0
     } else {
         if (mon)