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| author | Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com> | 2018-09-26 16:54:31 +0300 |
|---|---|---|
| committer | Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com> | 2018-09-26 16:54:31 +0300 |
| commit | aaccf3c97418f169afdbb5855e9cbcbda34e90fd (patch) | |
| tree | 5d4207e67958bdbc23288cf30178692f5534e1a0 /lib/radix-tree.c | |
| parent | f39684524b391c5a7ed0ac44db4fec3357af1c5d (diff) | |
| parent | 6bf4ca7fbc85d80446ac01c0d1d77db4d91a6d84 (diff) | |
| download | linux-aaccf3c97418f169afdbb5855e9cbcbda34e90fd.tar.xz | |
Merge tag 'v4.19-rc5' of https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux into fbdev-for-next
Sync with upstream (which now contains fbdev-v4.19 changes) to
prepare a base for fbdev-v4.20 changes.
Diffstat (limited to 'lib/radix-tree.c')
| -rw-r--r-- | lib/radix-tree.c | 11 |
1 files changed, 1 insertions, 10 deletions
diff --git a/lib/radix-tree.c b/lib/radix-tree.c index a9e41aed6de4..bc03ecc4dfd2 100644 --- a/lib/radix-tree.c +++ b/lib/radix-tree.c @@ -120,7 +120,7 @@ bool is_sibling_entry(const struct radix_tree_node *parent, void *node) static inline unsigned long get_slot_offset(const struct radix_tree_node *parent, void __rcu **slot) { - return slot - parent->slots; + return parent ? slot - parent->slots : 0; } static unsigned int radix_tree_descend(const struct radix_tree_node *parent, @@ -2106,14 +2106,6 @@ void idr_preload(gfp_t gfp_mask) } EXPORT_SYMBOL(idr_preload); -/** - * ida_pre_get - reserve resources for ida allocation - * @ida: ida handle - * @gfp: memory allocation flags - * - * This function should be called before calling ida_get_new_above(). If it - * is unable to allocate memory, it will return %0. On success, it returns %1. - */ int ida_pre_get(struct ida *ida, gfp_t gfp) { /* @@ -2134,7 +2126,6 @@ int ida_pre_get(struct ida *ida, gfp_t gfp) return 1; } -EXPORT_SYMBOL(ida_pre_get); void __rcu **idr_get_free(struct radix_tree_root *root, struct radix_tree_iter *iter, gfp_t gfp, |