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authorMarco Elver <elver@google.com>2021-03-13 08:07:50 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2021-03-13 22:27:30 +0300
commit702b16d724a61cb97461f403d7a2da29324471b3 (patch)
tree9ce965f7560c4577f51535142b7d11ee595b7e78 /mm
parent97e4910232fa1f81e806aa60c25a0450276d99a2 (diff)
downloadlinux-702b16d724a61cb97461f403d7a2da29324471b3.tar.xz
kfence: fix printk format for ptrdiff_t
Use %td for ptrdiff_t. Link: https://lkml.kernel.org/r/3abbe4c9-16ad-c168-a90f-087978ccd8f7@csgroup.eu Link: https://lkml.kernel.org/r/20210303121157.3430807-1-elver@google.com Signed-off-by: Marco Elver <elver@google.com> Reported-by: Christophe Leroy <christophe.leroy@csgroup.eu> Reviewed-by: Alexander Potapenko <glider@google.com> Cc: Dmitriy Vyukov <dvyukov@google.com> Cc: Andrey Konovalov <andreyknvl@google.com> Cc: Jann Horn <jannh@google.com> Cc: Christophe Leroy <christophe.leroy@csgroup.eu> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm')
-rw-r--r--mm/kfence/report.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/mm/kfence/report.c b/mm/kfence/report.c
index ab83d5a59bb1..519f037720f5 100644
--- a/mm/kfence/report.c
+++ b/mm/kfence/report.c
@@ -116,12 +116,12 @@ void kfence_print_object(struct seq_file *seq, const struct kfence_metadata *met
lockdep_assert_held(&meta->lock);
if (meta->state == KFENCE_OBJECT_UNUSED) {
- seq_con_printf(seq, "kfence-#%zd unused\n", meta - kfence_metadata);
+ seq_con_printf(seq, "kfence-#%td unused\n", meta - kfence_metadata);
return;
}
seq_con_printf(seq,
- "kfence-#%zd [0x%p-0x%p"
+ "kfence-#%td [0x%p-0x%p"
", size=%d, cache=%s] allocated by task %d:\n",
meta - kfence_metadata, (void *)start, (void *)(start + size - 1), size,
(cache && cache->name) ? cache->name : "<destroyed>", meta->alloc_track.pid);
@@ -204,7 +204,7 @@ void kfence_report_error(unsigned long address, bool is_write, struct pt_regs *r
pr_err("BUG: KFENCE: out-of-bounds %s in %pS\n\n", get_access_type(is_write),
(void *)stack_entries[skipnr]);
- pr_err("Out-of-bounds %s at 0x%p (%luB %s of kfence-#%zd):\n",
+ pr_err("Out-of-bounds %s at 0x%p (%luB %s of kfence-#%td):\n",
get_access_type(is_write), (void *)address,
left_of_object ? meta->addr - address : address - meta->addr,
left_of_object ? "left" : "right", object_index);
@@ -213,14 +213,14 @@ void kfence_report_error(unsigned long address, bool is_write, struct pt_regs *r
case KFENCE_ERROR_UAF:
pr_err("BUG: KFENCE: use-after-free %s in %pS\n\n", get_access_type(is_write),
(void *)stack_entries[skipnr]);
- pr_err("Use-after-free %s at 0x%p (in kfence-#%zd):\n",
+ pr_err("Use-after-free %s at 0x%p (in kfence-#%td):\n",
get_access_type(is_write), (void *)address, object_index);
break;
case KFENCE_ERROR_CORRUPTION:
pr_err("BUG: KFENCE: memory corruption in %pS\n\n", (void *)stack_entries[skipnr]);
pr_err("Corrupted memory at 0x%p ", (void *)address);
print_diff_canary(address, 16, meta);
- pr_cont(" (in kfence-#%zd):\n", object_index);
+ pr_cont(" (in kfence-#%td):\n", object_index);
break;
case KFENCE_ERROR_INVALID:
pr_err("BUG: KFENCE: invalid %s in %pS\n\n", get_access_type(is_write),
@@ -230,7 +230,7 @@ void kfence_report_error(unsigned long address, bool is_write, struct pt_regs *r
break;
case KFENCE_ERROR_INVALID_FREE:
pr_err("BUG: KFENCE: invalid free in %pS\n\n", (void *)stack_entries[skipnr]);
- pr_err("Invalid free of 0x%p (in kfence-#%zd):\n", (void *)address,
+ pr_err("Invalid free of 0x%p (in kfence-#%td):\n", (void *)address,
object_index);
break;
}