linux-next: build failure after merge of the ntfs tree
Mark Brown <[email protected]> Fri, 31 Jul 2026 14:50:13 +0100
| Newsgroups | org.kernel.vger.linux-next,org.kernel.vger.linux-kernel |
|---|---|
| Message-ID | <[email protected]> |
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Hi all,
After merging the ntfs tree, today's linux-next build (x86_64
allmodconfig) failed like this:
/tmp/next/build/fs/ntfs/attrlist.c:183:6: error: variable 'new_al' is used uninitialized whenever 'if' condition is true [-Werror,-Wsometimes-uninitialized]
183 | if (!NInoAttrList(ni) || !ni->attr_list) {
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/tmp/next/build/fs/ntfs/attrlist.c:317:6: note: uninitialized use occurs here
317 | if (new_al)
| ^~~~~~
/tmp/next/build/fs/ntfs/attrlist.c:183:2: note: remove the 'if' if its condition is always false
183 | if (!NInoAttrList(ni) || !ni->attr_list) {
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
184 | err = -ENOENT;
| ~~~~~~~~~~~~~~
185 | goto err_out;
| ~~~~~~~~~~~~~
186 | }
| ~
/tmp/next/build/fs/ntfs/attrlist.c:183:6: error: variable 'new_al' is used uninitialized whenever '||' condition is true [-Werror,-Wsometimes-uninitialized]
183 | if (!NInoAttrList(ni) || !ni->attr_list) {
| ^~~~~~~~~~~~~~~~~
/tmp/next/build/fs/ntfs/attrlist.c:317:6: note: uninitialized use occurs here
317 | if (new_al)
| ^~~~~~
/tmp/next/build/fs/ntfs/attrlist.c:183:6: note: remove the '||' if its condition is always false
183 | if (!NInoAttrList(ni) || !ni->attr_list) {
| ^~~~~~~~~~~~~~~~~~~~
/tmp/next/build/fs/ntfs/attrlist.c:149:12: note: initialize the variable 'new_al' to silence this warning
149 | u8 *new_al;
| ^
| = NULL
2 errors generated.
Caused by commit
57ad655524e85 (ntfs: protect attribute-list buffer replacement with attr_list_persist_lock)
I have used the tree from next-20260730 instead.
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