Patch "clk: at91: clk-sam9x60-pll: fix return value check" has been added to the 5.15-stable tree

[Sasha Levin <sashal@xxxxxxxxxx>]

This is a note to let you know that I've just added the patch titled

    clk: at91: clk-sam9x60-pll: fix return value check

to the 5.15-stable tree which can be found at:
    http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
     clk-at91-clk-sam9x60-pll-fix-return-value-check.patch
and it can be found in the queue-5.15 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.



commit b611ab0ea19d21f435cf8d5dbcc8367cbbbaf38b
Author: Claudiu Beznea <claudiu.beznea@xxxxxxxxxxxxx>
Date:   Mon Feb 27 12:59:31 2023 +0200

    clk: at91: clk-sam9x60-pll: fix return value check
    
    [ Upstream commit 1bd8e27fd0db0fe7f489213836dcbab92934f8fa ]
    
    sam9x60_frac_pll_compute_mul_frac() can't return zero. Remove the check
    against zero to reflect this.
    
    Fixes: 43b1bb4a9b3e ("clk: at91: clk-sam9x60-pll: re-factor to support plls with multiple outputs")
    Reported-by: Dan Carpenter <error27@xxxxxxxxx>
    Signed-off-by: Claudiu Beznea <claudiu.beznea@xxxxxxxxxxxxx>
    Link: https://lore.kernel.org/r/20230227105931.2812412-1-claudiu.beznea@xxxxxxxxxxxxx
    Signed-off-by: Stephen Boyd <sboyd@xxxxxxxxxx>
    Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>

diff --git a/drivers/clk/at91/clk-sam9x60-pll.c b/drivers/clk/at91/clk-sam9x60-pll.c
index 1f52409475e9c..a6600afa21454 100644
--- a/drivers/clk/at91/clk-sam9x60-pll.c
+++ b/drivers/clk/at91/clk-sam9x60-pll.c
@@ -561,7 +561,7 @@ sam9x60_clk_register_frac_pll(struct regmap *regmap, spinlock_t *lock,
 
 		ret = sam9x60_frac_pll_compute_mul_frac(&frac->core, FCORE_MIN,
 							parent_rate, true);
-		if (ret <= 0) {
+		if (ret < 0) {
 			hw = ERR_PTR(ret);
 			goto free;
 		}