clk: st: Remove impossible check for of_clk_get_parent_count() < 0

The checks for < 0 are impossible now that
of_clk_get_parent_count() returns an unsigned int. Simplify the
code and update the types.

Cc: Gabriel Fernandez <gabriel.fernandez@st.com>
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
This commit is contained in:
Stephen Boyd 2016-02-19 17:43:30 -08:00
parent ebf3f9a923
commit caeb057cd3
2 changed files with 4 additions and 4 deletions

View File

@ -244,10 +244,10 @@ static const char ** __init flexgen_get_parents(struct device_node *np,
int *num_parents)
{
const char **parents;
int nparents;
unsigned int nparents;
nparents = of_clk_get_parent_count(np);
if (WARN_ON(nparents <= 0))
if (WARN_ON(!nparents))
return NULL;
parents = kcalloc(nparents, sizeof(const char *), GFP_KERNEL);

View File

@ -26,10 +26,10 @@ static const char ** __init clkgen_mux_get_parents(struct device_node *np,
int *num_parents)
{
const char **parents;
int nparents;
unsigned int nparents;
nparents = of_clk_get_parent_count(np);
if (WARN_ON(nparents <= 0))
if (WARN_ON(!nparents))
return ERR_PTR(-EINVAL);
parents = kcalloc(nparents, sizeof(const char *), GFP_KERNEL);