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ubifs: Fix debug messages for an invalid filename in ubifs_dump_node 

if a character is not printable, print '?' instead of that.

Signed-off-by: Hyunchul Lee <cheol.lee@lge.com>
Signed-off-by: Richard Weinberger <richard@nod.at>
This commit is contained in:
Hyunchul Lee 2017-03-15 10:31:04 +09:00 committed by Richard Weinberger
parent b20e2d9999
commit e328379a18
1 changed files with 3 additions and 1 deletions
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4
fs/ubifs/debug.c
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@ -32,6 +32,7 @@
#include <linux/math64.h>
#include <linux/uaccess.h>
#include <linux/random.h>
#include <linux/ctype.h>
#include "ubifs.h"
static DEFINE_SPINLOCK(dbg_lock);
@ -464,7 +465,8 @@ void ubifs_dump_node(const struct ubifs_info *c, const void *node)
pr_err("(bad name length, not printing, bad or corrupted node)");
else {
for (i = 0; i < nlen && dent->name[i]; i++)
pr_cont("%c", dent->name[i]);
pr_cont("%c", isprint(dent->name[i]) ?
dent->name[i] : '?');
}
pr_cont("\n");