AcoSail/kernel_optimize_test
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knfsd: nfs4 name->id mapping not correctly parsing negative downcall

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Note that qword_get() returns length or -1, not an -ERROR.

Signed-off-by: "J. Bruce Fields" <bfields@citi.umich.edu>
Acked-by:  Neil Brown <neilb@suse.de>
This commit is contained in:
J. Bruce Fields 2007-07-27 16:36:45 -04:00
parent 2fdada03b3
commit c9b6cbe56d
1 changed files with 5 additions and 3 deletions
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8
fs/nfsd/nfs4idmap.c
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@ -207,6 +207,7 @@ idtoname_parse(struct cache_detail *cd, char *buf, int buflen)
{
struct ent ent, *res;
char *buf1, *bp;
int len;
int error = -EINVAL;
if (buf[buflen - 1] != '\n')
@ -248,10 +249,11 @@ idtoname_parse(struct cache_detail *cd, char *buf, int buflen)
goto out;
/* Name */
error = qword_get(&buf, buf1, PAGE_SIZE);
if (error == -EINVAL)
error = -EINVAL;
len = qword_get(&buf, buf1, PAGE_SIZE);
if (len < 0)
goto out;
if (error == -ENOENT)
if (len == 0)
set_bit(CACHE_NEGATIVE, &ent.h.flags);
else {
if (error >= IDMAP_NAMESZ) {