IS_ERR() must be used to make sure that not a valid clock was returned by clk_get() and company. Signed-off-by: Tomasz Figa <tomasz.figa@xxxxxxxxx> --- drivers/mmc/host/sdhci-s3c.c | 8 +++----- 1 file changed, 3 insertions(+), 5 deletions(-) diff --git a/drivers/mmc/host/sdhci-s3c.c b/drivers/mmc/host/sdhci-s3c.c index 9b78391..7fde938 100644 --- a/drivers/mmc/host/sdhci-s3c.c +++ b/drivers/mmc/host/sdhci-s3c.c @@ -147,7 +147,7 @@ static unsigned int sdhci_s3c_consider_clock(struct sdhci_s3c *ourhost, struct clk *clksrc = ourhost->clk_bus[src]; int shift; - if (!clksrc) + if (IS_ERR(clksrc)) return UINT_MAX; /* @@ -567,16 +567,14 @@ static int sdhci_s3c_probe(struct platform_device *pdev) clk_prepare_enable(sc->clk_io); for (clks = 0, ptr = 0; ptr < MAX_BUS_CLK; ptr++) { - struct clk *clk; char name[14]; snprintf(name, 14, "mmc_busclk.%d", ptr); - clk = devm_clk_get(dev, name); - if (IS_ERR(clk)) + sc->clk_bus[ptr] = devm_clk_get(dev, name); + if (IS_ERR(sc->clk_bus[ptr])) continue; clks++; - sc->clk_bus[ptr] = clk; /* * save current clock index to know which clock bus -- 1.8.5.2 -- To unsubscribe from this list: send the line "unsubscribe linux-mmc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html