Nikolay Sivov : dinput: Explicitly check for -1 as open() failure code.
Alexandre Julliard
julliard at winehq.org
Tue Aug 23 11:28:44 CDT 2016
Module: wine
Branch: master
Commit: 3605cde8eaf9388d0321a250d0d85bd0d8708381
URL: http://source.winehq.org/git/wine.git/?a=commit;h=3605cde8eaf9388d0321a250d0d85bd0d8708381
Author: Nikolay Sivov <nsivov at codeweavers.com>
Date: Tue Aug 23 00:22:15 2016 +0300
dinput: Explicitly check for -1 as open() failure code.
Signed-off-by: Nikolay Sivov <nsivov at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>
---
dlls/dinput/joystick_linux.c | 11 +++++------
1 file changed, 5 insertions(+), 6 deletions(-)
diff --git a/dlls/dinput/joystick_linux.c b/dlls/dinput/joystick_linux.c
index 3086e68..1f8f94d 100644
--- a/dlls/dinput/joystick_linux.c
+++ b/dlls/dinput/joystick_linux.c
@@ -150,8 +150,7 @@ static BOOL read_sys_id_variable(int index, const char *property, WORD *value)
BOOL ret = FALSE;
sprintf(sys_path, SYS_PATH_FORMAT, index, property);
- sys_fd = open(sys_path, O_RDONLY);
- if (sys_fd > 0)
+ if ((sys_fd = open(sys_path, O_RDONLY)) != -1)
{
if (read(sys_fd, id_str, 4) == 4)
{
@@ -180,10 +179,10 @@ static INT find_joystick_devices(void)
BYTE axes_map[ABS_MAX + 1];
snprintf(joydev.device, sizeof(joydev.device), "%s%d", JOYDEV_NEW, i);
- if ((fd = open(joydev.device, O_RDONLY)) < 0)
+ if ((fd = open(joydev.device, O_RDONLY)) == -1)
{
snprintf(joydev.device, sizeof(joydev.device), "%s%d", JOYDEV_OLD, i);
- if ((fd = open(joydev.device, O_RDONLY)) < 0) continue;
+ if ((fd = open(joydev.device, O_RDONLY)) == -1) continue;
}
strcpy(joydev.name, "Wine Joystick");
@@ -355,7 +354,7 @@ static HRESULT joydev_enum_deviceA(DWORD dwDevType, DWORD dwFlags, LPDIDEVICEINS
((dwDevType == DIDEVTYPE_JOYSTICK) && (version > 0x0300 && version < 0x0800)) ||
(((dwDevType == DI8DEVCLASS_GAMECTRL) || (dwDevType == DI8DEVTYPE_JOYSTICK)) && (version >= 0x0800))) {
/* check whether we have a joystick */
- if ((fd = open(joystick_devices[id].device, O_RDONLY)) < 0)
+ if ((fd = open(joystick_devices[id].device, O_RDONLY)) == -1)
{
WARN("open(%s, O_RDONLY) failed: %s\n", joystick_devices[id].device, strerror(errno));
return S_FALSE;
@@ -384,7 +383,7 @@ static HRESULT joydev_enum_deviceW(DWORD dwDevType, DWORD dwFlags, LPDIDEVICEINS
((dwDevType == DIDEVTYPE_JOYSTICK) && (version > 0x0300 && version < 0x0800)) ||
(((dwDevType == DI8DEVCLASS_GAMECTRL) || (dwDevType == DI8DEVTYPE_JOYSTICK)) && (version >= 0x0800))) {
/* check whether we have a joystick */
- if ((fd = open(joystick_devices[id].device, O_RDONLY)) < 0)
+ if ((fd = open(joystick_devices[id].device, O_RDONLY)) == -1)
{
WARN("open(%s, O_RDONLY) failed: %s\n", joystick_devices[id].device, strerror(errno));
return S_FALSE;
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