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 <[email protected]>
Signed-off-by: Juan Quintela <[email protected]>
Signed-off-by: Anthony Liguori <[email protected]>
diff --git a/usb-linux.c b/usb-linux.c
index 5619b30..1aaa595 100644
--- a/usb-linux.c
+++ b/usb-linux.c
@@ -1201,9 +1201,8 @@
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)
