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-rw-r--r--fs/compat.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/fs/compat.c b/fs/compat.c
index 6161255fac45..1bdb350ea5d3 100644
--- a/fs/compat.c
+++ b/fs/compat.c
@@ -1155,11 +1155,14 @@ compat_sys_readv(unsigned long fd, const struct compat_iovec __user *vec,
struct file *file;
int fput_needed;
ssize_t ret;
+ loff_t pos;
file = fget_light(fd, &fput_needed);
if (!file)
return -EBADF;
- ret = compat_readv(file, vec, vlen, &file->f_pos);
+ pos = file->f_pos;
+ ret = compat_readv(file, vec, vlen, &pos);
+ file->f_pos = pos;
fput_light(file, fput_needed);
return ret;
}
@@ -1221,11 +1224,14 @@ compat_sys_writev(unsigned long fd, const struct compat_iovec __user *vec,
struct file *file;
int fput_needed;
ssize_t ret;
+ loff_t pos;
file = fget_light(fd, &fput_needed);
if (!file)
return -EBADF;
- ret = compat_writev(file, vec, vlen, &file->f_pos);
+ pos = file->f_pos;
+ ret = compat_writev(file, vec, vlen, &pos);
+ file->f_pos = pos;
fput_light(file, fput_needed);
return ret;
}