[PATCH bpf-next] bpf: Fix string kfuncs names in doc comments

[Viktor Malik <vmalik@xxxxxxxxxx>]

Documentation comments for bpf_strnlen and bpf_strcspn contained
incorrect function names.

Fixes: e91370550f1f ("bpf: Add kfuncs for read-only string operations")
Reported-by: Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx>
Closes: https://lore.kernel.org/bpf/20250627174759.3a435f86@xxxxxxxxxxxxxxxx/T/#u
Signed-off-by: Viktor Malik <vmalik@xxxxxxxxxx>
---
 kernel/bpf/helpers.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/kernel/bpf/helpers.c b/kernel/bpf/helpers.c
index 6d051416c184..b4117681137e 100644
--- a/kernel/bpf/helpers.c
+++ b/kernel/bpf/helpers.c
@@ -3451,7 +3451,7 @@ __bpf_kfunc int bpf_strrchr(const char *s__ign, int c)
 }
 
 /**
- * bpf_strlen - Calculate the length of a length-limited string
+ * bpf_strnlen - Calculate the length of a length-limited string
  * @s__ign: The string
  * @count: The maximum number of characters to count
  *
@@ -3541,8 +3541,8 @@ __bpf_kfunc int bpf_strspn(const char *s__ign, const char *accept__ign)
 }
 
 /**
- * strcspn - Calculate the length of the initial substring of @s__ign which
- *           does not contain letters in @reject__ign
+ * bpf_strcspn - Calculate the length of the initial substring of @s__ign which
+ *               does not contain letters in @reject__ign
  * @s__ign: The string to be searched
  * @reject__ign: The string to search for
  *
-- 
2.50.0