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fs/mmap: rammap should return buffer start address

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Signed-off-by: Xuxingliang <xuxingliang@xiaomi.com>
This commit is contained in:
Xuxingliang 2023-01-16 17:55:02 +08:00 committed by Xiang Xiao
parent c821088734
commit dce315005a
1 changed files with 2 additions and 1 deletions
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3
fs/mmap/fs_rammap.c
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@ -179,6 +179,8 @@ int rammap(FAR struct file *filep, FAR struct mm_map_entry_s *entry,
return -ENOMEM; return -ENOMEM;
} }
entry->vaddr = rdbuffer; /* save the buffer firstly */
/* Seek to the specified file offset */ /* Seek to the specified file offset */
fpos = file_seek(filep, entry->offset, SEEK_SET); fpos = file_seek(filep, entry->offset, SEEK_SET);
@ -235,7 +237,6 @@ int rammap(FAR struct file *filep, FAR struct mm_map_entry_s *entry,
/* Add the buffer to the list of regions */ /* Add the buffer to the list of regions */
entry->vaddr = rdbuffer;
entry->priv.i = kernel; entry->priv.i = kernel;
entry->munmap = unmap_rammap; entry->munmap = unmap_rammap;