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authorJakub Kicinski <kuba@kernel.org>2025-01-16 10:30:22 -0800
committerJakub Kicinski <kuba@kernel.org>2025-01-16 10:34:59 -0800
commit2ee738e90e80850582cbe10f34c6447965c1d87b (patch)
tree75a5d764d283bfac0648710f1e8c51680ef992fa /drivers/base/topology.c
parentb44e27b4df1a1cd3fd84cf26c82156ed0301575f (diff)
parentce69b4019001407f9cd738dd2ba217b3a8ab831b (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Cross-merge networking fixes after downstream PR (net-6.13-rc8). Conflicts: drivers/net/ethernet/realtek/r8169_main.c 1f691a1fc4be ("r8169: remove redundant hwmon support") 152d00a91396 ("r8169: simplify setting hwmon attribute visibility") https://lore.kernel.org/20250115122152.760b4e8d@canb.auug.org.au Adjacent changes: drivers/net/ethernet/broadcom/bnxt/bnxt.c 152f4da05aee ("bnxt_en: add support for rx-copybreak ethtool command") f0aa6a37a3db ("eth: bnxt: always recalculate features after XDP clearing, fix null-deref") drivers/net/ethernet/intel/ice/ice_type.h 50327223a8bb ("ice: add lock to protect low latency interface") dc26548d729e ("ice: Fix quad registers read on E825") Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/base/topology.c')
-rw-r--r--drivers/base/topology.c24
1 files changed, 20 insertions, 4 deletions
diff --git a/drivers/base/topology.c b/drivers/base/topology.c
index cf160dd2c27b..b962da263eee 100644
--- a/drivers/base/topology.c
+++ b/drivers/base/topology.c
@@ -27,9 +27,17 @@ static ssize_t name##_read(struct file *file, struct kobject *kobj, \
loff_t off, size_t count) \
{ \
struct device *dev = kobj_to_dev(kobj); \
+ cpumask_var_t mask; \
+ ssize_t n; \
\
- return cpumap_print_bitmask_to_buf(buf, topology_##mask(dev->id), \
- off, count); \
+ if (!alloc_cpumask_var(&mask, GFP_KERNEL)) \
+ return -ENOMEM; \
+ \
+ cpumask_copy(mask, topology_##mask(dev->id)); \
+ n = cpumap_print_bitmask_to_buf(buf, mask, off, count); \
+ free_cpumask_var(mask); \
+ \
+ return n; \
} \
\
static ssize_t name##_list_read(struct file *file, struct kobject *kobj, \
@@ -37,9 +45,17 @@ static ssize_t name##_list_read(struct file *file, struct kobject *kobj, \
loff_t off, size_t count) \
{ \
struct device *dev = kobj_to_dev(kobj); \
+ cpumask_var_t mask; \
+ ssize_t n; \
+ \
+ if (!alloc_cpumask_var(&mask, GFP_KERNEL)) \
+ return -ENOMEM; \
+ \
+ cpumask_copy(mask, topology_##mask(dev->id)); \
+ n = cpumap_print_list_to_buf(buf, mask, off, count); \
+ free_cpumask_var(mask); \
\
- return cpumap_print_list_to_buf(buf, topology_##mask(dev->id), \
- off, count); \
+ return n; \
}
define_id_show_func(physical_package_id, "%d");