| Message ID | 1364998113-13428-6-git-send-email-amarendra.xt@samsung.com |
|---|---|
| State | Superseded |
| Headers | show |
Acked-by: Jaehoon Chung <jh80.chung@samsung.com> On 04/03/2013 11:08 PM, Amar wrote: > This patch initialises the local variable 'shift' to zero. > The uninitialised local variable 'shift' had garbage value and was > resulting in unwnated results in the functions exynos5_get_mmc_clk() > and exynos4_get_mmc_clk(). > > Signed-off-by: Amar <amarendra.xt@samsung.com> > Acked-by: Simon Glass <sjg@chromium.org> > --- > Changes since V1: > 1)Updated the function exynos5_mmc_set_clk_div() to receive > 'device_i'd as input parameter instead of 'index'. > > Changes since V2: > 1)Updation of commit message and resubmition of proper patch set. > > Changes since V3: > 1)Removed the new API exynos5_mmc_set_clk_div() from clock.c, > because existing API set_mmc_clk() can be used to set mmc clock. > > Changes since V4: > 1)Updated the subject line to reflect the changes present in this patch. > 2)Changes of the file arch/arm/include/asm/arch-exynos/clk.h which > were present in this patch, have been moved out of this patch. > > Changes since V5: > No change. > > Changes since V6: > No change. > > Changes since V7: > No change. > > arch/arm/cpu/armv7/exynos/clock.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > > diff --git a/arch/arm/cpu/armv7/exynos/clock.c b/arch/arm/cpu/armv7/exynos/clock.c > index 223660a..cf3247a 100644 > --- a/arch/arm/cpu/armv7/exynos/clock.c > +++ b/arch/arm/cpu/armv7/exynos/clock.c > @@ -613,7 +613,7 @@ static unsigned long exynos4_get_mmc_clk(int dev_index) > (struct exynos4_clock *)samsung_get_base_clock(); > unsigned long uclk, sclk; > unsigned int sel, ratio, pre_ratio; > - int shift; > + int shift = 0; > > sel = readl(&clk->src_fsys); > sel = (sel >> (dev_index << 2)) & 0xf; > @@ -662,7 +662,7 @@ static unsigned long exynos5_get_mmc_clk(int dev_index) > (struct exynos5_clock *)samsung_get_base_clock(); > unsigned long uclk, sclk; > unsigned int sel, ratio, pre_ratio; > - int shift; > + int shift = 0; > > sel = readl(&clk->src_fsys); > sel = (sel >> (dev_index << 2)) & 0xf; >
diff --git a/arch/arm/cpu/armv7/exynos/clock.c b/arch/arm/cpu/armv7/exynos/clock.c index 223660a..cf3247a 100644 --- a/arch/arm/cpu/armv7/exynos/clock.c +++ b/arch/arm/cpu/armv7/exynos/clock.c @@ -613,7 +613,7 @@ static unsigned long exynos4_get_mmc_clk(int dev_index) (struct exynos4_clock *)samsung_get_base_clock(); unsigned long uclk, sclk; unsigned int sel, ratio, pre_ratio; - int shift; + int shift = 0; sel = readl(&clk->src_fsys); sel = (sel >> (dev_index << 2)) & 0xf; @@ -662,7 +662,7 @@ static unsigned long exynos5_get_mmc_clk(int dev_index) (struct exynos5_clock *)samsung_get_base_clock(); unsigned long uclk, sclk; unsigned int sel, ratio, pre_ratio; - int shift; + int shift = 0; sel = readl(&clk->src_fsys); sel = (sel >> (dev_index << 2)) & 0xf;