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authorroel kluin <roel.kluin@gmail.com>2009-03-03 08:33:07 +0000
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2009-03-11 17:10:17 +1100
commite7eec2fc27d7dbefd5852c36b3fe6229e6302c99 (patch)
treeab107ad4b5c3ddf438283567694f2a9089c2b8ef
parent9146cfc82c082e5c88007e7779b02b7bcade0cf0 (diff)
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.h2
-rw-r--r--drivers/ps3/ps3av.c16
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)

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