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| author | Giuseppe Cavallaro <peppe.cavallaro@st.com> | 2010-09-28 10:41:28 +0200 |
|---|---|---|
| committer | Chris Ball <cjb@laptop.org> | 2010-10-23 21:11:17 +0800 |
| commit | 8364248a829d50495a796e7561aaf9a6976f846c (patch) | |
| tree | e57cda5fc1109dc0ac609fa74fa4a0d7a89bf248 /drivers/mmc | |
| parent | be8ae09d9a800a40771c93356216678aff9ca577 (diff) | |
| download | lwn-8364248a829d50495a796e7561aaf9a6976f846c.tar.gz lwn-8364248a829d50495a796e7561aaf9a6976f846c.zip | |
mmc: sdhci: fix "pwr may be used uninitialized" warning
This patch fixes a warning when compiling the sdhci driver:
pwr may be used uninitialized in sdhci_set_power
Tested with the following compiler versions: 4.2.4 and 4.4.4
Signed-off-by: Giuseppe Cavallaro <peppe.cavallaro@st.com>
Reviewed-by: Wolfram Sang <w.sang@pengutronix.de>
Signed-off-by: Chris Ball <cjb@laptop.org>
Diffstat (limited to 'drivers/mmc')
| -rw-r--r-- | drivers/mmc/host/sdhci.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c index 96c7f6010d0d..d3f924bcfffd 100644 --- a/drivers/mmc/host/sdhci.c +++ b/drivers/mmc/host/sdhci.c @@ -1050,11 +1050,9 @@ out: static void sdhci_set_power(struct sdhci_host *host, unsigned short power) { - u8 pwr; + u8 pwr = 0; - if (power == (unsigned short)-1) - pwr = 0; - else { + if (power != (unsigned short)-1) { switch (1 << power) { case MMC_VDD_165_195: pwr = SDHCI_POWER_180; |