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Diffstat (limited to 'fs/coredump.c')
-rw-r--r--fs/coredump.c19
1 files changed, 13 insertions, 6 deletions
diff --git a/fs/coredump.c b/fs/coredump.c
index bbbe139ab280..e52e0064feac 100644
--- a/fs/coredump.c
+++ b/fs/coredump.c
@@ -70,7 +70,8 @@ static int expand_corename(struct core_name *cn, int size)
return 0;
}
-static int cn_vprintf(struct core_name *cn, const char *fmt, va_list arg)
+static __printf(2, 0) int cn_vprintf(struct core_name *cn, const char *fmt,
+ va_list arg)
{
int free, need;
va_list arg_copy;
@@ -93,7 +94,7 @@ again:
return -ENOMEM;
}
-static int cn_printf(struct core_name *cn, const char *fmt, ...)
+static __printf(2, 3) int cn_printf(struct core_name *cn, const char *fmt, ...)
{
va_list arg;
int ret;
@@ -105,7 +106,8 @@ static int cn_printf(struct core_name *cn, const char *fmt, ...)
return ret;
}
-static int cn_esc_printf(struct core_name *cn, const char *fmt, ...)
+static __printf(2, 3)
+int cn_esc_printf(struct core_name *cn, const char *fmt, ...)
{
int cur = cn->used;
va_list arg;
@@ -209,11 +211,15 @@ static int format_corename(struct core_name *cn, struct coredump_params *cprm)
break;
/* uid */
case 'u':
- err = cn_printf(cn, "%d", cred->uid);
+ err = cn_printf(cn, "%u",
+ from_kuid(&init_user_ns,
+ cred->uid));
break;
/* gid */
case 'g':
- err = cn_printf(cn, "%d", cred->gid);
+ err = cn_printf(cn, "%u",
+ from_kgid(&init_user_ns,
+ cred->gid));
break;
case 'd':
err = cn_printf(cn, "%d",
@@ -221,7 +227,8 @@ static int format_corename(struct core_name *cn, struct coredump_params *cprm)
break;
/* signal that caused the coredump */
case 's':
- err = cn_printf(cn, "%ld", cprm->siginfo->si_signo);
+ err = cn_printf(cn, "%d",
+ cprm->siginfo->si_signo);
break;
/* UNIX time of coredump */
case 't': {