diff options
| author |   Claudiu Beznea <claudiu.beznea@microchip.com> | 2020-07-22 10:38:10 +0300 |
|---|---|---|
| committer |   Stephen Boyd <sboyd@kernel.org> | 2020-07-24 02:18:47 -0700 |
| commit | 83331bfcc021a24da79f38a2452e86182c7ae94b (patch) | |
| tree | 8746cdae7c25de2ff33c5da2f3dea3728f313545 | |
| parent | clk: at91: clk-generated: continue if __clk_determine_rate() returns error (diff) | |
| download | wireguard-linux-83331bfcc021a24da79f38a2452e86182c7ae94b.tar.xz wireguard-linux-83331bfcc021a24da79f38a2452e86182c7ae94b.zip | |
clk: at91: clk-generated: check best_rate against ranges
Check best_rate against available clock ranges.
Fixes: df70aeef6083 ("clk: at91: add generated clock driver")
Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
Reviewed-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Link: https://lore.kernel.org/r/1595403506-8209-3-git-send-email-claudiu.beznea@microchip.com
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
| -rw-r--r-- | drivers/clk/at91/clk-generated.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/clk/at91/clk-generated.c b/drivers/clk/at91/clk-generated.c index 995a13133cfb..f8e557e0e1b8 100644 --- a/drivers/clk/at91/clk-generated.c +++ b/drivers/clk/at91/clk-generated.c @@ -185,8 +185,8 @@ end: __clk_get_name((req->best_parent_hw)->clk), req->best_parent_rate); - if (best_rate < 0) - return best_rate; + if (best_rate < 0 || (gck->range.max && best_rate > gck->range.max)) + return -EINVAL; req->rate = best_rate; return 0; |