Message ID | 1332788489-27435-1-git-send-email-richard@nod.at (mailing list archive) |
---|---|
State | Accepted, archived |
Delegated to: | Anatolij Gustschin |
Headers | show |
Am 26.03.2012 21:01, schrieb Richard Weinberger: > If try_module_get() fails, mpc5121_clk_get() might return > a wrong clock. > > Signed-off-by: Richard Weinberger <richard@nod.at> > --- > arch/powerpc/platforms/512x/clock.c | 6 ++++-- > 1 files changed, 4 insertions(+), 2 deletions(-) > > diff --git a/arch/powerpc/platforms/512x/clock.c b/arch/powerpc/platforms/512x/clock.c > index 1d8700f..9f771e0 100644 > --- a/arch/powerpc/platforms/512x/clock.c > +++ b/arch/powerpc/platforms/512x/clock.c > @@ -54,14 +54,16 @@ static DEFINE_MUTEX(clocks_mutex); > static struct clk *mpc5121_clk_get(struct device *dev, const char *id) > { > struct clk *p, *clk = ERR_PTR(-ENOENT); > - int dev_match = 0; > - int id_match = 0; > + int dev_match; > + int id_match; > > if (dev == NULL || id == NULL) > return clk; > > mutex_lock(&clocks_mutex); > list_for_each_entry(p, &clocks, node) { > + dev_match = id_match = 0; > + > if (dev == p->dev) > dev_match++; > if (strcmp(id, p->name) == 0) *ping* Thanks, //richard
On Mon, 26 Mar 2012 21:01:29 +0200 Richard Weinberger <richard@nod.at> wrote: > If try_module_get() fails, mpc5121_clk_get() might return > a wrong clock. > > Signed-off-by: Richard Weinberger <richard@nod.at> > --- > arch/powerpc/platforms/512x/clock.c | 6 ++++-- > 1 files changed, 4 insertions(+), 2 deletions(-) Applied, thanks. Anatolij
diff --git a/arch/powerpc/platforms/512x/clock.c b/arch/powerpc/platforms/512x/clock.c index 1d8700f..9f771e0 100644 --- a/arch/powerpc/platforms/512x/clock.c +++ b/arch/powerpc/platforms/512x/clock.c @@ -54,14 +54,16 @@ static DEFINE_MUTEX(clocks_mutex); static struct clk *mpc5121_clk_get(struct device *dev, const char *id) { struct clk *p, *clk = ERR_PTR(-ENOENT); - int dev_match = 0; - int id_match = 0; + int dev_match; + int id_match; if (dev == NULL || id == NULL) return clk; mutex_lock(&clocks_mutex); list_for_each_entry(p, &clocks, node) { + dev_match = id_match = 0; + if (dev == p->dev) dev_match++; if (strcmp(id, p->name) == 0)
If try_module_get() fails, mpc5121_clk_get() might return a wrong clock. Signed-off-by: Richard Weinberger <richard@nod.at> --- arch/powerpc/platforms/512x/clock.c | 6 ++++-- 1 files changed, 4 insertions(+), 2 deletions(-)