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mmc: sdhci-of-arasan: Check return value of non-void funtions 

At a couple of places, the return values of the non-void functions were
not getting checked. This was reported by the coverity tool. Modify the
code to check the return values of the same.

Addresses-Coverity: ("check_return")
Signed-off-by: Manish Narani <manish.narani@xilinx.com>
Acked-by: Adrian Hunter <adrian.hunter@intel.com>
Link: https://lore.kernel.org/r/1623753837-21035-5-git-send-email-manish.narani@xilinx.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
This commit is contained in:
Manish Narani 2021-06-15 16:13:54 +05:30 committed by Ulf Hansson
parent 256e4e4e83
commit 66bad6ed22
1 changed files with 15 additions and 3 deletions
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18
drivers/mmc/host/sdhci-of-arasan.c
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@ -273,7 +273,12 @@ static void sdhci_arasan_set_clock(struct sdhci_host *host, unsigned int clock)
* through low speeds without power cycling.
*/
sdhci_set_clock(host, host->max_clk);
phy_power_on(sdhci_arasan->phy);
if (phy_power_on(sdhci_arasan->phy)) {
pr_err("%s: Cannot power on phy.\n",
mmc_hostname(host->mmc));
return;
}
sdhci_arasan->is_phy_on = true;
/*
@ -323,7 +328,12 @@ static void sdhci_arasan_set_clock(struct sdhci_host *host, unsigned int clock)
msleep(20);
if (ctrl_phy) {
phy_power_on(sdhci_arasan->phy);
if (phy_power_on(sdhci_arasan->phy)) {
pr_err("%s: Cannot power on phy.\n",
mmc_hostname(host->mmc));
return;
}
sdhci_arasan->is_phy_on = true;
}
}
@ -479,7 +489,9 @@ static int sdhci_arasan_suspend(struct device *dev)
ret = phy_power_off(sdhci_arasan->phy);
if (ret) {
dev_err(dev, "Cannot power off phy.\n");
sdhci_resume_host(host);
if (sdhci_resume_host(host))
dev_err(dev, "Cannot resume host.\n");
return ret;
}
sdhci_arasan->is_phy_on = false;