X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=fs%2Fread_write.c;h=4d03008f015b9ae6d2565cdbc179d034687c3d08;hb=ecd27b92fbb41f779d857632a69bd45dbaf0f915;hp=bcb0ef2aae3d5f54588616102b0d220d1aa63d94;hpb=a727fea99bf4b2addcd64c596735148117a7b37f;p=linux-2.6

diff --git a/fs/read_write.c b/fs/read_write.c
index bcb0ef2aae..4d03008f01 100644
--- a/fs/read_write.c
+++ b/fs/read_write.c
@@ -37,10 +37,10 @@ loff_t generic_file_llseek(struct file *file, loff_t offset, int origin)
 
 	mutex_lock(&inode->i_mutex);
 	switch (origin) {
-		case 2:
+		case SEEK_END:
 			offset += inode->i_size;
 			break;
-		case 1:
+		case SEEK_CUR:
 			offset += file->f_pos;
 	}
 	retval = -EINVAL;
@@ -63,10 +63,10 @@ loff_t remote_llseek(struct file *file, loff_t offset, int origin)
 
 	lock_kernel();
 	switch (origin) {
-		case 2:
+		case SEEK_END:
 			offset += i_size_read(file->f_path.dentry->d_inode);
 			break;
-		case 1:
+		case SEEK_CUR:
 			offset += file->f_pos;
 	}
 	retval = -EINVAL;
@@ -94,10 +94,10 @@ loff_t default_llseek(struct file *file, loff_t offset, int origin)
 
 	lock_kernel();
 	switch (origin) {
-		case 2:
+		case SEEK_END:
 			offset += i_size_read(file->f_path.dentry->d_inode);
 			break;
-		case 1:
+		case SEEK_CUR:
 			offset += file->f_pos;
 	}
 	retval = -EINVAL;
@@ -139,7 +139,7 @@ asmlinkage off_t sys_lseek(unsigned int fd, off_t offset, unsigned int origin)
 		goto bad;
 
 	retval = -EINVAL;
-	if (origin <= 2) {
+	if (origin <= SEEK_MAX) {
 		loff_t res = vfs_llseek(file, offset, origin);
 		retval = res;
 		if (res != (loff_t)retval)
@@ -166,7 +166,7 @@ asmlinkage long sys_llseek(unsigned int fd, unsigned long offset_high,
 		goto bad;
 
 	retval = -EINVAL;
-	if (origin > 2)
+	if (origin > SEEK_MAX)
 		goto out_putf;
 
 	offset = vfs_llseek(file, ((loff_t) offset_high << 32) | offset_low,
@@ -197,13 +197,13 @@ int rw_verify_area(int read_write, struct file *file, loff_t *ppos, size_t count
 	struct inode *inode;
 	loff_t pos;
 
+	inode = file->f_path.dentry->d_inode;
 	if (unlikely((ssize_t) count < 0))
 		goto Einval;
 	pos = *ppos;
 	if (unlikely((pos < 0) || (loff_t) (pos + count) < 0))
 		goto Einval;
 
-	inode = file->f_path.dentry->d_inode;
 	if (unlikely(inode->i_flock && MANDATORY_LOCK(inode))) {
 		int retval = locks_mandatory_area(
 			read_write == READ ? FLOCK_VERIFY_READ : FLOCK_VERIFY_WRITE,