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evdev: EvdevProbe: check ioctl() return value and warn on failure.

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Called function "ioctl" whose return value should be checked (checked 10
out of 11 times)

Signed-off-by: Oliver McFadden <oliver.mcfadden@nokia.com>
Reviewed-by: Peter Hutterer <peter.hutterer@who-t.net>
This commit is contained in:
Oliver McFadden
2010-04-20 06:59:58 +03:00
parent a4f2d12cd8
commit 5fb1e841eb
1 changed files with 3 additions and 2 deletions
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5
src/evdev.c
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@@ -1782,8 +1782,9 @@ EvdevProbe(InputInfoPtr pInfo)
xf86Msg(X_ERROR, "Grab failed. Device already configured?\n");
return 1;
}
} else if (pEvdev->grabDevice) {
ioctl(pInfo->fd, EVIOCGRAB, (void *)0);
} else if (pEvdev->grabDevice && ioctl(pInfo->fd, EVIOCGRAB, (void *)0)) {
xf86Msg(X_WARNING, "%s: Release failed (%s)\n", pInfo->name,
strerror(errno));
}
/* Trinary state for ignoring axes: