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hfsplus: fix warnings in fs/hfsplus/bfind.c

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fs/hfsplus/bfind.c: In function 'hfs_find_1st_rec_by_cnid':
(1) include/uapi/linux/swab.h:60:2: warning: 'search_cnid' may be used uninitialized in this function [-Wmaybe-uninitialized]
(2) include/uapi/linux/swab.h:60:2: warning: 'cur_cnid' may be used uninitialized in this function [-Wmaybe-uninitialized]

[akpm@linux-foundation.org: make the workaround more explicit]
Signed-off-by: Vyacheslav Dubeyko <slava@dubeyko.com>
Cc: Christoph Hellwig <hch@lst.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Vyacheslav Dubeyko 2013-04-30 15:27:53 -07:00 committed by Linus Torvalds
parent 9509f17851
commit 5f3726f945
1 changed files with 6 additions and 2 deletions
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8
fs/hfsplus/bfind.c
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@ -56,7 +56,8 @@ int hfs_find_1st_rec_by_cnid(struct hfs_bnode *bnode,
int *end, int *end,
int *cur_rec) int *cur_rec)
{ {
__be32 cur_cnid, search_cnid; __be32 cur_cnid;
__be32 search_cnid;
if (bnode->tree->cnid == HFSPLUS_EXT_CNID) { if (bnode->tree->cnid == HFSPLUS_EXT_CNID) {
cur_cnid = fd->key->ext.cnid; cur_cnid = fd->key->ext.cnid;
@ -67,8 +68,11 @@ int hfs_find_1st_rec_by_cnid(struct hfs_bnode *bnode,
} else if (bnode->tree->cnid == HFSPLUS_ATTR_CNID) { } else if (bnode->tree->cnid == HFSPLUS_ATTR_CNID) {
cur_cnid = fd->key->attr.cnid; cur_cnid = fd->key->attr.cnid;
search_cnid = fd->search_key->attr.cnid; search_cnid = fd->search_key->attr.cnid;
} else } else {
cur_cnid = 0; /* used-uninitialized warning */
search_cnid = 0;
BUG(); BUG();
}
if (cur_cnid == search_cnid) { if (cur_cnid == search_cnid) {
(*end) = (*cur_rec); (*end) = (*cur_rec);