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-rw-r--r--drivers/clk/clk_vexpress_osc.c4
-rw-r--r--drivers/misc/altera_sysid.c2
-rw-r--r--drivers/misc/misc_sandbox.c4
-rw-r--r--drivers/misc/rockchip-efuse.c2
-rw-r--r--drivers/misc/stm32mp_fuse.c12
5 files changed, 18 insertions, 6 deletions
diff --git a/drivers/clk/clk_vexpress_osc.c b/drivers/clk/clk_vexpress_osc.c
index 7fef4b2e312..c692a6d0b89 100644
--- a/drivers/clk/clk_vexpress_osc.c
+++ b/drivers/clk/clk_vexpress_osc.c
@@ -29,7 +29,7 @@ static ulong vexpress_osc_clk_get_rate(struct clk *clk)
data = CLK_FUNCTION | priv->osc;
err = misc_read(vexpress_cfg, 0, &data, sizeof(data));
- if (err)
+ if (err < 0)
return err;
return data;
@@ -53,7 +53,7 @@ static ulong vexpress_osc_clk_set_rate(struct clk *clk, ulong rate)
buffer[0] = CLK_FUNCTION | priv->osc;
buffer[1] = rate;
err = misc_write(vexpress_cfg, 0, buffer, 2 * sizeof(u32));
- if (err)
+ if (err < 0)
return err;
return rate;
diff --git a/drivers/misc/altera_sysid.c b/drivers/misc/altera_sysid.c
index 883b2a35e07..eff33f7343d 100644
--- a/drivers/misc/altera_sysid.c
+++ b/drivers/misc/altera_sysid.c
@@ -35,7 +35,7 @@ void display_sysid(void)
if (ret)
return;
ret = misc_read(dev, 0, &sysid, sizeof(sysid));
- if (ret)
+ if (ret < 0)
return;
stamp = sysid[1];
diff --git a/drivers/misc/misc_sandbox.c b/drivers/misc/misc_sandbox.c
index e4164f76fba..f7c5b2e25fa 100644
--- a/drivers/misc/misc_sandbox.c
+++ b/drivers/misc/misc_sandbox.c
@@ -20,7 +20,7 @@ int misc_sandbox_read(struct udevice *dev, int offset, void *buf, int size)
memcpy(buf, priv->mem + offset, size);
- return 0;
+ return size;
}
int misc_sandbox_write(struct udevice *dev, int offset, const void *buf,
@@ -30,7 +30,7 @@ int misc_sandbox_write(struct udevice *dev, int offset, const void *buf,
memcpy(priv->mem + offset, buf, size);
- return 0;
+ return size;
}
int misc_sandbox_ioctl(struct udevice *dev, unsigned long request, void *buf)
diff --git a/drivers/misc/rockchip-efuse.c b/drivers/misc/rockchip-efuse.c
index 8a213c9e270..2520c6a38ed 100644
--- a/drivers/misc/rockchip-efuse.c
+++ b/drivers/misc/rockchip-efuse.c
@@ -65,7 +65,7 @@ static int dump_efuses(cmd_tbl_t *cmdtp, int flag,
}
ret = misc_read(dev, 0, &fuses, sizeof(fuses));
- if (ret) {
+ if (ret < 0) {
printf("%s: misc_read failed\n", __func__);
return 0;
}
diff --git a/drivers/misc/stm32mp_fuse.c b/drivers/misc/stm32mp_fuse.c
index 2d661351a17..33943a231b1 100644
--- a/drivers/misc/stm32mp_fuse.c
+++ b/drivers/misc/stm32mp_fuse.c
@@ -29,6 +29,9 @@ int fuse_read(u32 bank, u32 word, u32 *val)
return ret;
ret = misc_read(dev, word * 4 + STM32_BSEC_SHADOW_OFFSET,
val, 4);
+ if (ret < 0)
+ return ret;
+ ret = 0;
break;
default:
@@ -54,6 +57,9 @@ int fuse_prog(u32 bank, u32 word, u32 val)
return ret;
ret = misc_write(dev, word * 4 + STM32_BSEC_OTP_OFFSET,
&val, 4);
+ if (ret < 0)
+ return ret;
+ ret = 0;
break;
default:
@@ -78,6 +84,9 @@ int fuse_sense(u32 bank, u32 word, u32 *val)
if (ret)
return ret;
ret = misc_read(dev, word * 4 + STM32_BSEC_OTP_OFFSET, val, 4);
+ if (ret < 0)
+ return ret;
+ ret = 0;
break;
default:
@@ -103,6 +112,9 @@ int fuse_override(u32 bank, u32 word, u32 val)
return ret;
ret = misc_write(dev, word * 4 + STM32_BSEC_SHADOW_OFFSET,
&val, 4);
+ if (ret < 0)
+ return ret;
+ ret = 0;
break;
default: