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misc: ocxl: Replace scnprintf() with sysfs_emit() in sysfs show functions

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Replace scnprintf() with sysfs_emit() in sysfs show functions.
These helpers are preferred in sysfs callbacks because they automatically
handle buffer size and improve safety and readability.

Signed-off-by: Ankit Chauhan <ankitchauhan2065@gmail.com>
Acked-by: Andrew Donnellan <ajd@linux.ibm.com>
Link: https://lore.kernel.org/r/20250620024705.11321-1-ankitchauhan2065@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Ankit Chauhan 2025-06-20 08:17:05 +05:30 committed by Greg Kroah-Hartman
parent ea6895f021
commit 01c6d1df98
1 changed files with 6 additions and 6 deletions
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12
drivers/misc/ocxl/sysfs.c
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@ -16,7 +16,7 @@ static ssize_t global_mmio_size_show(struct device *device,
{
struct ocxl_afu *afu = to_afu(device);
return scnprintf(buf, PAGE_SIZE, "%d\n",
return sysfs_emit(buf, "%d\n",
afu->config.global_mmio_size);
}
@ -26,7 +26,7 @@ static ssize_t pp_mmio_size_show(struct device *device,
{
struct ocxl_afu *afu = to_afu(device);
return scnprintf(buf, PAGE_SIZE, "%d\n",
return sysfs_emit(buf, "%d\n",
afu->config.pp_mmio_stride);
}
@ -36,7 +36,7 @@ static ssize_t afu_version_show(struct device *device,
{
struct ocxl_afu *afu = to_afu(device);
return scnprintf(buf, PAGE_SIZE, "%hhu:%hhu\n",
return sysfs_emit(buf, "%hhu:%hhu\n",
afu->config.version_major,
afu->config.version_minor);
}
@ -47,7 +47,7 @@ static ssize_t contexts_show(struct device *device,
{
struct ocxl_afu *afu = to_afu(device);
return scnprintf(buf, PAGE_SIZE, "%d/%d\n",
return sysfs_emit(buf, "%d/%d\n",
afu->pasid_count, afu->pasid_max);
}
@ -61,9 +61,9 @@ static ssize_t reload_on_reset_show(struct device *device,
int val;
if (ocxl_config_get_reset_reload(pci_dev, &val))
return scnprintf(buf, PAGE_SIZE, "unavailable\n");
return sysfs_emit(buf, "unavailable\n");
return scnprintf(buf, PAGE_SIZE, "%d\n", val);
return sysfs_emit(buf, "%d\n", val);
}
static ssize_t reload_on_reset_store(struct device *device,