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| author | Haolin Li <li.haolin@qq.com> | 2022-03-22 05:58:02 -0700 |
|---|---|---|
| committer | Kever Yang <kever.yang@rock-chips.com> | 2022-04-18 11:25:12 +0800 |
| commit | fdda7901cc77b5bc525263c385cc19f151b6612b (patch) | |
| tree | 748c2fa73a7b3e7aef2dcb3a71cfaa65480b240a | |
| parent | 9859465bfe838bc8264d45e1a1bed847bba74bad (diff) | |
| download | u-boot-fdda7901cc77b5bc525263c385cc19f151b6612b.zip u-boot-fdda7901cc77b5bc525263c385cc19f151b6612b.tar.gz u-boot-fdda7901cc77b5bc525263c385cc19f151b6612b.tar.bz2 | |
mmc: rockchip_sdhci: Correct error checking
A pointer can not be negative. Use macro IS_ERR_OR_NULL() for checking.
Signed-off-by: Haolin Li <li.haolin@qq.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
Reviewed-by: Jaehoon Chung <jh80.chung@samsung.com>
| -rw-r--r-- | drivers/mmc/rockchip_sdhci.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/mmc/rockchip_sdhci.c b/drivers/mmc/rockchip_sdhci.c index 1fdc841..9608770 100644 --- a/drivers/mmc/rockchip_sdhci.c +++ b/drivers/mmc/rockchip_sdhci.c @@ -227,7 +227,7 @@ static int rk3399_emmc_get_phy(struct udevice *dev) } grf_base = syscon_get_first_range(ROCKCHIP_SYSCON_GRF); - if (grf_base < 0) { + if (IS_ERR_OR_NULL(grf_base)) { printf("%s Get syscon grf failed", __func__); return -ENODEV; } |