[PATCH v2 1/2] trace_uprobe: Use %lx to display offset

From: Ravi Bangoria
Date: Thu Mar 15 2018 - 04:26:10 EST


tu->offset is unsigned long, not a pointer, thus %lx should
be used to print it, not the %px.

Fixes: 0e4d819d0893 ("trace_uprobe: Display correct offset in uprobe_events")
Suggested-by: Kees Cook <keescook@xxxxxxxxxxxx>
Signed-off-by: Ravi Bangoria <ravi.bangoria@xxxxxxxxxxxxxxxxxx>
---
v2 changelog:
- Keep prefixed 0s as is.

kernel/trace/trace_uprobe.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kernel/trace/trace_uprobe.c b/kernel/trace/trace_uprobe.c
index 2014f4351ae0..0298bd15be83 100644
--- a/kernel/trace/trace_uprobe.c
+++ b/kernel/trace/trace_uprobe.c
@@ -608,7 +608,7 @@ static int probes_seq_show(struct seq_file *m, void *v)

/* Don't print "0x (null)" when offset is 0 */
if (tu->offset) {
- seq_printf(m, "0x%px", (void *)tu->offset);
+ seq_printf(m, "0x%0*lx", (int)(sizeof(void *) * 2), tu->offset);
} else {
switch (sizeof(void *)) {
case 4:
--
2.13.6