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bugfix/fs:write Bad buf addr should return EINVAL

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return EINVAL if iov_base == NULL

Signed-off-by: guohao15 <guohao15@xiaomi.com>
This commit is contained in:
guohao15
2024-11-18 15:55:26 +08:00
committed by Xiang Xiao
parent ec906cfb0b
commit 14942b5ab4
1 changed files with 5 additions and 0 deletions
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fs/vfs/fs_write.c
+5
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@@ -71,6 +71,11 @@ static ssize_t file_writev_compat(FAR struct file *filep,
continue; continue;
} }
if (iov[i].iov_base == NULL)
{
return -EINVAL;
}
/* Sanity check to avoid total length overflow */ /* Sanity check to avoid total length overflow */
if (SSIZE_MAX - ntotal < iov[i].iov_len) if (SSIZE_MAX - ntotal < iov[i].iov_len)