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| author | roel kluin <roel.kluin@gmail.com> | 2009-03-03 08:33:07 +0000 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2009-03-11 17:10:17 +1100 |
| commit | e7eec2fc27d7dbefd5852c36b3fe6229e6302c99 (patch) | |
| tree | ab107ad4b5c3ddf438283567694f2a9089c2b8ef | |
| parent | 9146cfc82c082e5c88007e7779b02b7bcade0cf0 (diff) | |
| download | linux-e7eec2fc27d7dbefd5852c36b3fe6229e6302c99.tar.bz2 | |
powerpc/ps3: Make ps3av_set_video_mode mode ID signed
Change the ps3av_auto_videomode() mode id argument type from unsigned to
signed so a negative id can be detected and reported as an -EINVAL failure.
Signed-off-by: Roel Kluin <roel.kluin@gmail.com>
Signed-off-by: Geoff Levand <geoffrey.levand@am.sony.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
| -rw-r--r-- | arch/powerpc/include/asm/ps3av.h | 2 | ||||
| -rw-r--r-- | drivers/ps3/ps3av.c | 16 |
2 files changed, 13 insertions, 5 deletions
diff --git a/arch/powerpc/include/asm/ps3av.h b/arch/powerpc/include/asm/ps3av.h index cd24ac16660a..0427b0b53d2d 100644 --- a/arch/powerpc/include/asm/ps3av.h +++ b/arch/powerpc/include/asm/ps3av.h @@ -730,7 +730,7 @@ extern int ps3av_cmd_av_get_hw_conf(struct ps3av_pkt_av_get_hw_conf *); extern int ps3av_cmd_video_get_monitor_info(struct ps3av_pkt_av_get_monitor_info *, u32); -extern int ps3av_set_video_mode(u32); +extern int ps3av_set_video_mode(int); extern int ps3av_set_audio_mode(u32, u32, u32, u32, u32); extern int ps3av_get_auto_mode(void); extern int ps3av_get_mode(void); diff --git a/drivers/ps3/ps3av.c b/drivers/ps3/ps3av.c index 5324978b73fb..235e87fcb49f 100644 --- a/drivers/ps3/ps3av.c +++ b/drivers/ps3/ps3av.c @@ -838,7 +838,7 @@ static int ps3av_get_hw_conf(struct ps3av *ps3av) } /* set mode using id */ -int ps3av_set_video_mode(u32 id) +int ps3av_set_video_mode(int id) { int size; u32 option; @@ -940,7 +940,7 @@ EXPORT_SYMBOL_GPL(ps3av_audio_mute); static int ps3av_probe(struct ps3_system_bus_device *dev) { int res; - u32 id; + int id; dev_dbg(&dev->core, " -> %s:%d\n", __func__, __LINE__); dev_dbg(&dev->core, " timeout=%d\n", timeout); @@ -962,8 +962,10 @@ static int ps3av_probe(struct ps3_system_bus_device *dev) init_completion(&ps3av->done); complete(&ps3av->done); ps3av->wq = create_singlethread_workqueue("ps3avd"); - if (!ps3av->wq) + if (!ps3av->wq) { + res = -ENOMEM; goto fail; + } switch (ps3_os_area_get_av_multi_out()) { case PS3_PARAM_AV_MULTI_OUT_NTSC: @@ -994,6 +996,12 @@ static int ps3av_probe(struct ps3_system_bus_device *dev) safe_mode = 1; #endif /* CONFIG_FB */ id = ps3av_auto_videomode(&ps3av->av_hw_conf); + if (id < 0) { + printk(KERN_ERR "%s: invalid id :%d\n", __func__, id); + res = -EINVAL; + goto fail; + } + safe_mode = 0; mutex_lock(&ps3av->mutex); @@ -1007,7 +1015,7 @@ static int ps3av_probe(struct ps3_system_bus_device *dev) fail: kfree(ps3av); ps3av = NULL; - return -ENOMEM; + return res; } static int ps3av_remove(struct ps3_system_bus_device *dev) |