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[PATCH] v9fs: symlink support fixes
Two symlink fixes, v9fs_readlink didn't copy the last character of the symlink name, v9fs_vfs_follow_link incorrectly called strlen of newly allocated buffer instead of PATH_MAX. Signed-off-by: Latchesar Ionkov <lucho@ionkov.net> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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@ -886,8 +886,8 @@ static int v9fs_readlink(struct dentry *dentry, char *buffer, int buflen)
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}
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/* copy extension buffer into buffer */
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if (fcall->params.rstat.stat.extension.len < buflen)
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buflen = fcall->params.rstat.stat.extension.len;
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if (fcall->params.rstat.stat.extension.len+1 < buflen)
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buflen = fcall->params.rstat.stat.extension.len + 1;
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memcpy(buffer, fcall->params.rstat.stat.extension.str, buflen - 1);
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buffer[buflen-1] = 0;
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@ -951,7 +951,7 @@ static void *v9fs_vfs_follow_link(struct dentry *dentry, struct nameidata *nd)
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if (!link)
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link = ERR_PTR(-ENOMEM);
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else {
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len = v9fs_readlink(dentry, link, strlen(link));
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len = v9fs_readlink(dentry, link, PATH_MAX);
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if (len < 0) {
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__putname(link);
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