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-rw-r--r--fs/compat.c26
1 files changed, 20 insertions, 6 deletions
diff --git a/fs/compat.c b/fs/compat.c
index 14483a715bbb..f2944ace7a7b 100644
--- a/fs/compat.c
+++ b/fs/compat.c
@@ -1170,10 +1170,9 @@ compat_sys_readv(unsigned long fd, const struct compat_iovec __user *vec,
1170} 1170}
1171 1171
1172asmlinkage ssize_t 1172asmlinkage ssize_t
1173compat_sys_preadv(unsigned long fd, const struct compat_iovec __user *vec, 1173compat_sys_preadv64(unsigned long fd, const struct compat_iovec __user *vec,
1174 unsigned long vlen, u32 pos_low, u32 pos_high) 1174 unsigned long vlen, loff_t pos)
1175{ 1175{
1176 loff_t pos = ((loff_t)pos_high << 32) | pos_low;
1177 struct file *file; 1176 struct file *file;
1178 int fput_needed; 1177 int fput_needed;
1179 ssize_t ret; 1178 ssize_t ret;
@@ -1190,6 +1189,14 @@ compat_sys_preadv(unsigned long fd, const struct compat_iovec __user *vec,
1190 return ret; 1189 return ret;
1191} 1190}
1192 1191
1192asmlinkage ssize_t
1193compat_sys_preadv(unsigned long fd, const struct compat_iovec __user *vec,
1194 unsigned long vlen, u32 pos_low, u32 pos_high)
1195{
1196 loff_t pos = ((loff_t)pos_high << 32) | pos_low;
1197 return compat_sys_preadv64(fd, vec, vlen, pos);
1198}
1199
1193static size_t compat_writev(struct file *file, 1200static size_t compat_writev(struct file *file,
1194 const struct compat_iovec __user *vec, 1201 const struct compat_iovec __user *vec,
1195 unsigned long vlen, loff_t *pos) 1202 unsigned long vlen, loff_t *pos)
@@ -1229,10 +1236,9 @@ compat_sys_writev(unsigned long fd, const struct compat_iovec __user *vec,
1229} 1236}
1230 1237
1231asmlinkage ssize_t 1238asmlinkage ssize_t
1232compat_sys_pwritev(unsigned long fd, const struct compat_iovec __user *vec, 1239compat_sys_pwritev64(unsigned long fd, const struct compat_iovec __user *vec,
1233 unsigned long vlen, u32 pos_low, u32 pos_high) 1240 unsigned long vlen, loff_t pos)
1234{ 1241{
1235 loff_t pos = ((loff_t)pos_high << 32) | pos_low;
1236 struct file *file; 1242 struct file *file;
1237 int fput_needed; 1243 int fput_needed;
1238 ssize_t ret; 1244 ssize_t ret;
@@ -1249,6 +1255,14 @@ compat_sys_pwritev(unsigned long fd, const struct compat_iovec __user *vec,
1249 return ret; 1255 return ret;
1250} 1256}
1251 1257
1258asmlinkage ssize_t
1259compat_sys_pwritev(unsigned long fd, const struct compat_iovec __user *vec,
1260 unsigned long vlen, u32 pos_low, u32 pos_high)
1261{
1262 loff_t pos = ((loff_t)pos_high << 32) | pos_low;
1263 return compat_sys_pwritev64(fd, vec, vlen, pos);
1264}
1265
1252asmlinkage long 1266asmlinkage long
1253compat_sys_vmsplice(int fd, const struct compat_iovec __user *iov32, 1267compat_sys_vmsplice(int fd, const struct compat_iovec __user *iov32,
1254 unsigned int nr_segs, unsigned int flags) 1268 unsigned int nr_segs, unsigned int flags)