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| author | Jani Nikula <ext-jani.1.nikula@nokia.com> | 2010-03-18 10:32:06 +0100 |
|---|---|---|
| committer | Tomi Valkeinen <tomi.valkeinen@nokia.com> | 2010-05-18 14:14:29 +0300 |
| commit | 27b67c92a30967e3a9e9ea082d4ca4bc6882f879 (patch) | |
| tree | c5186c7b62b552839265581d7c6903cb86394902 /drivers/video/omap2/omapfb/omapfb-ioctl.c | |
| parent | 238a41329ca208d1170962260babb428b6e222c2 (diff) | |
| download | kernel_samsung_smdk4412-27b67c92a30967e3a9e9ea082d4ca4bc6882f879.zip kernel_samsung_smdk4412-27b67c92a30967e3a9e9ea082d4ca4bc6882f879.tar.gz kernel_samsung_smdk4412-27b67c92a30967e3a9e9ea082d4ca4bc6882f879.tar.bz2 | |
OMAP: DSS2: check lock_fb_info() return value
Give up if lock_fb_info() fails, following the same convention as other
lock_fb_info() users.
Signed-off-by: Jani Nikula <ext-jani.1.nikula@nokia.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@nokia.com>
Diffstat (limited to 'drivers/video/omap2/omapfb/omapfb-ioctl.c')
| -rw-r--r-- | drivers/video/omap2/omapfb/omapfb-ioctl.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/video/omap2/omapfb/omapfb-ioctl.c b/drivers/video/omap2/omapfb/omapfb-ioctl.c index 2c0f01c..9c73618 100644 --- a/drivers/video/omap2/omapfb/omapfb-ioctl.c +++ b/drivers/video/omap2/omapfb/omapfb-ioctl.c @@ -183,7 +183,8 @@ int omapfb_update_window(struct fb_info *fbi, struct omapfb2_device *fbdev = ofbi->fbdev; int r; - lock_fb_info(fbi); + if (!lock_fb_info(fbi)) + return -ENODEV; omapfb_lock(fbdev); r = omapfb_update_window_nolock(fbi, x, y, w, h); |