[PATCH v2] s390/jump_label: Use %*ph to print small buffers

From: Alexander Kuleshov
Date: Wed Aug 26 2015 - 15:18:23 EST


printk() supports %*ph format specifier for printing a small buffers,
let's use it intead of %02x %02x...

Signed-off-by: Alexander Kuleshov <kuleshovmail@xxxxxxxxx>
---
arch/s390/kernel/jump_label.c | 9 +++------
1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/arch/s390/kernel/jump_label.c b/arch/s390/kernel/jump_label.c
index a902996..1f615f3 100644
--- a/arch/s390/kernel/jump_label.c
+++ b/arch/s390/kernel/jump_label.c
@@ -44,12 +44,9 @@ static void jump_label_bug(struct jump_entry *entry, struct insn *expected,
unsigned char *ipn = (unsigned char *)new;

pr_emerg("Jump label code mismatch at %pS [%p]\n", ipc, ipc);
- pr_emerg("Found: %02x %02x %02x %02x %02x %02x\n",
- ipc[0], ipc[1], ipc[2], ipc[3], ipc[4], ipc[5]);
- pr_emerg("Expected: %02x %02x %02x %02x %02x %02x\n",
- ipe[0], ipe[1], ipe[2], ipe[3], ipe[4], ipe[5]);
- pr_emerg("New: %02x %02x %02x %02x %02x %02x\n",
- ipn[0], ipn[1], ipn[2], ipn[3], ipn[4], ipn[5]);
+ pr_emerg("Found: %6ph\n", ipc);
+ pr_emerg("Expected: %6ph\n", ipe);
+ pr_emerg("New: %6ph\n", ipn);
panic("Corrupted kernel text");
}

--
2.5.0

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