unsigned long __unused5;
};
+/* We don't need to memset the whole thing just to initialize the padding */
+#define INIT_STRUCT_STAT_PADDING(st) do { \
+ st.__unused4 = 0; \
+ st.__unused5 = 0; \
+} while (0)
+
#define STAT64_HAS_BROKEN_ST_INO 1
/* This matches struct stat64 in glibc2.1, hence the absolutely
unsigned long long st_ino;
};
+/* We don't need to memset the whole thing just to initialize the padding */
+#define INIT_STRUCT_STAT64_PADDING(st) do { \
+ memset(&st.__pad0, 0, sizeof(st.__pad0)); \
+ memset(&st.__pad3, 0, sizeof(st.__pad3)); \
+} while (0)
+
#else /* __i386__ */
struct stat {
unsigned long st_ctime_nsec;
long __unused[3];
};
+
+/* We don't need to memset the whole thing just to initialize the padding */
+#define INIT_STRUCT_STAT_PADDING(st) do { \
+ st.__pad0 = 0; \
+ st.__unused[0] = 0; \
+ st.__unused[1] = 0; \
+ st.__unused[2] = 0; \
+} while (0)
+
#endif
/* for 32bit emulation and 32 bit kernels */
#define valid_dev(x) choose_32_64(old_valid_dev,new_valid_dev)(x)
#define encode_dev(x) choose_32_64(old_encode_dev,new_encode_dev)(x)
+#ifndef INIT_STRUCT_STAT_PADDING
+# define INIT_STRUCT_STAT_PADDING(st) memset(&st, 0, sizeof(st))
+#endif
+
static int cp_new_stat(struct kstat *stat, struct stat __user *statbuf)
{
struct stat tmp;
return -EOVERFLOW;
#endif
- memset(&tmp, 0, sizeof(tmp));
+ INIT_STRUCT_STAT_PADDING(tmp);
tmp.st_dev = encode_dev(stat->dev);
tmp.st_ino = stat->ino;
if (sizeof(tmp.st_ino) < sizeof(stat->ino) && tmp.st_ino != stat->ino)
/* ---------- LFS-64 ----------- */
#ifdef __ARCH_WANT_STAT64
+#ifndef INIT_STRUCT_STAT64_PADDING
+# define INIT_STRUCT_STAT64_PADDING(st) memset(&st, 0, sizeof(st))
+#endif
+
static long cp_new_stat64(struct kstat *stat, struct stat64 __user *statbuf)
{
struct stat64 tmp;
- memset(&tmp, 0, sizeof(struct stat64));
+ INIT_STRUCT_STAT64_PADDING(tmp);
#ifdef CONFIG_MIPS
/* mips has weird padding, so we don't get 64 bits there */
if (!new_valid_dev(stat->dev) || !new_valid_dev(stat->rdev))