Message ID | 1284317835-5086-1-git-send-email-segooon@gmail.com (mailing list archive) |
---|---|
State | Not Applicable |
Headers | show |
On 9/12/2010 2:57 PM, Vasiliy Kulikov wrote: > hvc_alloc() may fail, if so exit from init() with error. > > Signed-off-by: Vasiliy Kulikov <segooon@gmail.com> Thanks, accepted into my tree (for the next merge window). In practice all this means is in debug mode we'll get a warning from do_one_initcall() rather than silence, but you're right, it's technically better. :-) > --- > I cannot compile this driver at all, so it is not tested. > > drivers/char/hvc_tile.c | 5 +++-- > 1 files changed, 3 insertions(+), 2 deletions(-) > > diff --git a/drivers/char/hvc_tile.c b/drivers/char/hvc_tile.c > index c4efb55..7a84a05 100644 > --- a/drivers/char/hvc_tile.c > +++ b/drivers/char/hvc_tile.c > @@ -61,7 +61,8 @@ console_initcall(hvc_tile_console_init); > > static int __init hvc_tile_init(void) > { > - hvc_alloc(0, 0, &hvc_tile_get_put_ops, 128); > - return 0; > + struct hvc_struct *s; > + s = hvc_alloc(0, 0, &hvc_tile_get_put_ops, 128); > + return IS_ERR(s) ? PTR_ERR(s) : 0; > } > device_initcall(hvc_tile_init);
On Mon, Sep 13, 2010 at 09:12 -0400, Chris Metcalf wrote: > Thanks, accepted into my tree (for the next merge window). In practice all > this means is in debug mode we'll get a warning from do_one_initcall() > rather than silence, but you're right, it's technically better. :-) Anyway it's better, if user sees warning in the dmesg, he/she might response to this situation. Best,
diff --git a/drivers/char/hvc_tile.c b/drivers/char/hvc_tile.c index c4efb55..7a84a05 100644 --- a/drivers/char/hvc_tile.c +++ b/drivers/char/hvc_tile.c @@ -61,7 +61,8 @@ console_initcall(hvc_tile_console_init); static int __init hvc_tile_init(void) { - hvc_alloc(0, 0, &hvc_tile_get_put_ops, 128); - return 0; + struct hvc_struct *s; + s = hvc_alloc(0, 0, &hvc_tile_get_put_ops, 128); + return IS_ERR(s) ? PTR_ERR(s) : 0; } device_initcall(hvc_tile_init);
hvc_alloc() may fail, if so exit from init() with error. Signed-off-by: Vasiliy Kulikov <segooon@gmail.com> --- I cannot compile this driver at all, so it is not tested. drivers/char/hvc_tile.c | 5 +++-- 1 files changed, 3 insertions(+), 2 deletions(-)