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authorStephen Boyd <sboyd@codeaurora.org>2017-11-15 19:16:13 +0300
committerStephen Boyd <sboyd@codeaurora.org>2017-11-15 19:16:13 +0300
commit36331641eb4296f0c62f4bf1e320d8c30bc6a863 (patch)
tree301cb332c2394a9c5b7066065accd8f1194fde13 /drivers/clk/mmp
parentc1ea839c41d049604a3f64ef72712d1c7c6639d0 (diff)
parent98c58f7d176a025365219bf51079a004cb70cc7c (diff)
downloadlinux-36331641eb4296f0c62f4bf1e320d8c30bc6a863.tar.xz
Merge branch 'clk-cleanup' into clk-next
* clk-cleanup: clk: kona-setup: Delete error messages for failed memory allocations ARC: clk: fix spelling mistake: "configurarion" -> "configuration" clk: cdce925: remove redundant check for non-null parent_name clk: versatile: Improve sizeof() usage clk: versatile: Delete error messages for failed memory allocations clk: ux500: Improve sizeof() usage clk: ux500: Delete error messages for failed memory allocations clk: spear: Delete error messages for failed memory allocations clk: ti: Delete error messages for failed memory allocations clk: mmp: Adjust checks for NULL pointers clk: mmp: Use common error handling code in mmp_clk_register_mix() clk: mmp: Delete error messages for failed memory allocations clk: clk-xgene: Adjust six checks for null pointers clk: clk-xgene: Delete error messages for failed memory allocations clk: clk-u300: Fix a typo in two comment lines clk: clk-u300: Add some spaces for better code readability clk: clk-u300: Improve sizeof() usage clk: clk-u300: Delete error messages for failed memory allocations clk: clk-mux: Improve a size determination in clk_hw_register_mux_table() clk: clk-mux: Delete an error message for a failed memory allocation
Diffstat (limited to 'drivers/clk/mmp')
-rw-r--r--drivers/clk/mmp/clk-frac.c4
-rw-r--r--drivers/clk/mmp/clk-gate.c4
-rw-r--r--drivers/clk/mmp/clk-mix.c27
-rw-r--r--drivers/clk/mmp/clk-mmp2.c6
-rw-r--r--drivers/clk/mmp/clk-pxa168.c6
-rw-r--r--drivers/clk/mmp/clk-pxa910.c8
6 files changed, 23 insertions, 32 deletions
diff --git a/drivers/clk/mmp/clk-frac.c b/drivers/clk/mmp/clk-frac.c
index ea47a968ad9b..cb43d54735b0 100644
--- a/drivers/clk/mmp/clk-frac.c
+++ b/drivers/clk/mmp/clk-frac.c
@@ -172,10 +172,8 @@ struct clk *mmp_clk_register_factor(const char *name, const char *parent_name,
}
factor = kzalloc(sizeof(*factor), GFP_KERNEL);
- if (!factor) {
- pr_err("%s: could not allocate factor clk\n", __func__);
+ if (!factor)
return ERR_PTR(-ENOMEM);
- }
/* struct clk_aux assignments */
factor->base = base;
diff --git a/drivers/clk/mmp/clk-gate.c b/drivers/clk/mmp/clk-gate.c
index d20cd3431ac2..7355595c42e2 100644
--- a/drivers/clk/mmp/clk-gate.c
+++ b/drivers/clk/mmp/clk-gate.c
@@ -103,10 +103,8 @@ struct clk *mmp_clk_register_gate(struct device *dev, const char *name,
/* allocate the gate */
gate = kzalloc(sizeof(*gate), GFP_KERNEL);
- if (!gate) {
- pr_err("%s:%s could not allocate gate clk\n", __func__, name);
+ if (!gate)
return ERR_PTR(-ENOMEM);
- }
init.name = name;
init.ops = &mmp_clk_gate_ops;
diff --git a/drivers/clk/mmp/clk-mix.c b/drivers/clk/mmp/clk-mix.c
index c554833cffc5..90814b2613c0 100644
--- a/drivers/clk/mmp/clk-mix.c
+++ b/drivers/clk/mmp/clk-mix.c
@@ -229,7 +229,7 @@ static int mmp_clk_mix_determine_rate(struct clk_hw *hw,
parent_rate = clk_hw_get_rate(parent);
mix_rate = parent_rate / item->divisor;
gap = abs(mix_rate - req->rate);
- if (parent_best == NULL || gap < gap_best) {
+ if (!parent_best || gap < gap_best) {
parent_best = parent;
parent_rate_best = parent_rate;
mix_rate_best = mix_rate;
@@ -247,7 +247,7 @@ static int mmp_clk_mix_determine_rate(struct clk_hw *hw,
div = _get_div(mix, j);
mix_rate = parent_rate / div;
gap = abs(mix_rate - req->rate);
- if (parent_best == NULL || gap < gap_best) {
+ if (!parent_best || gap < gap_best) {
parent_best = parent;
parent_rate_best = parent_rate;
mix_rate_best = mix_rate;
@@ -451,11 +451,8 @@ struct clk *mmp_clk_register_mix(struct device *dev,
size_t table_bytes;
mix = kzalloc(sizeof(*mix), GFP_KERNEL);
- if (!mix) {
- pr_err("%s:%s: could not allocate mmp mix clk\n",
- __func__, name);
+ if (!mix)
return ERR_PTR(-ENOMEM);
- }
init.name = name;
init.flags = flags | CLK_GET_RATE_NOCACHE;
@@ -467,12 +464,9 @@ struct clk *mmp_clk_register_mix(struct device *dev,
if (config->table) {
table_bytes = sizeof(*config->table) * config->table_size;
mix->table = kmemdup(config->table, table_bytes, GFP_KERNEL);
- if (!mix->table) {
- pr_err("%s:%s: could not allocate mmp mix table\n",
- __func__, name);
- kfree(mix);
- return ERR_PTR(-ENOMEM);
- }
+ if (!mix->table)
+ goto free_mix;
+
mix->table_size = config->table_size;
}
@@ -481,11 +475,8 @@ struct clk *mmp_clk_register_mix(struct device *dev,
mix->mux_table = kmemdup(config->mux_table, table_bytes,
GFP_KERNEL);
if (!mix->mux_table) {
- pr_err("%s:%s: could not allocate mmp mix mux-table\n",
- __func__, name);
kfree(mix->table);
- kfree(mix);
- return ERR_PTR(-ENOMEM);
+ goto free_mix;
}
}
@@ -509,4 +500,8 @@ struct clk *mmp_clk_register_mix(struct device *dev,
}
return clk;
+
+free_mix:
+ kfree(mix);
+ return ERR_PTR(-ENOMEM);
}
diff --git a/drivers/clk/mmp/clk-mmp2.c b/drivers/clk/mmp/clk-mmp2.c
index 038023483b98..7460031714da 100644
--- a/drivers/clk/mmp/clk-mmp2.c
+++ b/drivers/clk/mmp/clk-mmp2.c
@@ -83,19 +83,19 @@ void __init mmp2_clk_init(phys_addr_t mpmu_phys, phys_addr_t apmu_phys,
void __iomem *apbc_base;
mpmu_base = ioremap(mpmu_phys, SZ_4K);
- if (mpmu_base == NULL) {
+ if (!mpmu_base) {
pr_err("error to ioremap MPMU base\n");
return;
}
apmu_base = ioremap(apmu_phys, SZ_4K);
- if (apmu_base == NULL) {
+ if (!apmu_base) {
pr_err("error to ioremap APMU base\n");
return;
}
apbc_base = ioremap(apbc_phys, SZ_4K);
- if (apbc_base == NULL) {
+ if (!apbc_base) {
pr_err("error to ioremap APBC base\n");
return;
}
diff --git a/drivers/clk/mmp/clk-pxa168.c b/drivers/clk/mmp/clk-pxa168.c
index a9ef9209532a..8e2551ab8462 100644
--- a/drivers/clk/mmp/clk-pxa168.c
+++ b/drivers/clk/mmp/clk-pxa168.c
@@ -75,19 +75,19 @@ void __init pxa168_clk_init(phys_addr_t mpmu_phys, phys_addr_t apmu_phys,
void __iomem *apbc_base;
mpmu_base = ioremap(mpmu_phys, SZ_4K);
- if (mpmu_base == NULL) {
+ if (!mpmu_base) {
pr_err("error to ioremap MPMU base\n");
return;
}
apmu_base = ioremap(apmu_phys, SZ_4K);
- if (apmu_base == NULL) {
+ if (!apmu_base) {
pr_err("error to ioremap APMU base\n");
return;
}
apbc_base = ioremap(apbc_phys, SZ_4K);
- if (apbc_base == NULL) {
+ if (!apbc_base) {
pr_err("error to ioremap APBC base\n");
return;
}
diff --git a/drivers/clk/mmp/clk-pxa910.c b/drivers/clk/mmp/clk-pxa910.c
index a520cf7702a1..7a7965141918 100644
--- a/drivers/clk/mmp/clk-pxa910.c
+++ b/drivers/clk/mmp/clk-pxa910.c
@@ -74,25 +74,25 @@ void __init pxa910_clk_init(phys_addr_t mpmu_phys, phys_addr_t apmu_phys,
void __iomem *apbc_base;
mpmu_base = ioremap(mpmu_phys, SZ_4K);
- if (mpmu_base == NULL) {
+ if (!mpmu_base) {
pr_err("error to ioremap MPMU base\n");
return;
}
apmu_base = ioremap(apmu_phys, SZ_4K);
- if (apmu_base == NULL) {
+ if (!apmu_base) {
pr_err("error to ioremap APMU base\n");
return;
}
apbcp_base = ioremap(apbcp_phys, SZ_4K);
- if (apbcp_base == NULL) {
+ if (!apbcp_base) {
pr_err("error to ioremap APBC extension base\n");
return;
}
apbc_base = ioremap(apbc_phys, SZ_4K);
- if (apbc_base == NULL) {
+ if (!apbc_base) {
pr_err("error to ioremap APBC base\n");
return;
}