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[bpf-next,4/4] bpf/verifier: fix minor typos in comments

Message ID 20190301013716.1370014-5-andriin@fb.com
State Changes Requested
Delegated to: BPF Maintainers
Headers show
Series Formatting and typo fixes in kernel/bpf | expand

Commit Message

Andrii Nakryiko March 1, 2019, 1:37 a.m. UTC
Few more minor fixes in comments.

Signed-off-by: Andrii Nakryiko <andriin@fb.com>
---
 kernel/bpf/verifier.c | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)
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Patch

diff --git a/kernel/bpf/verifier.c b/kernel/bpf/verifier.c
index c6911ede94af..0ee788bfd462 100644
--- a/kernel/bpf/verifier.c
+++ b/kernel/bpf/verifier.c
@@ -258,7 +258,7 @@  void bpf_verifier_vlog(struct bpf_verifier_log *log, const char *fmt,
 		log->ubuf = NULL;
 }
 
-/* log_level controls verbosity level of eBPF verifier.
+/* env->log.level controls verbosity level of eBPF verifier.
  * bpf_verifier_log_write() is used to dump the verification trace to the log,
  * so the user can figure out what's wrong with the program
  */
@@ -617,7 +617,7 @@  static int realloc_func_state(struct bpf_func_state *state, int stack_size,
 
 /* Acquire a pointer id from the env and update the state->refs to include
  * this new pointer reference.
- * On success, returns a valid pointer id to associate with the register
+ * On success, returns a valid pointer id to associate with the register.
  * On failure, returns a negative errno.
  */
 static int acquire_reference_state(struct bpf_verifier_env *env, int insn_idx)
@@ -714,7 +714,7 @@  static int copy_verifier_state(struct bpf_verifier_state *dst_state,
 	struct bpf_func_state *dst;
 	int i, err;
 
-	/* if dst has more stack frames then src frame, free them */
+	/* if dst has more stack frames than src frame, free them */
 	for (i = src->curframe + 1; i <= dst_state->curframe; i++) {
 		free_func_state(dst_state->frame[i]);
 		dst_state->frame[i] = NULL;
@@ -863,8 +863,7 @@  static bool reg_is_init_pkt_pointer(const struct bpf_reg_state *reg,
 				    enum bpf_reg_type which)
 {
 	/* The register can already have a range from prior markings.
-	 * This is fine as long as it hasn't been advanced from its
-	 * origin.
+	 * This is fine as long as it hasn't been advanced from its origin.
 	 */
 	return reg->type == which &&
 	       reg->id == 0 &&