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authorJosé Pekkarinen <jose.pekkarinen@nokia.com>2015-10-19 08:35:30 +0300
committerJosé Pekkarinen <jose.pekkarinen@nokia.com>2015-10-19 08:35:30 +0300
commitec0a2ed6d8a5e555edef907895c041e285fdb495 (patch)
treea4c8d982f8ac820b1b60818df22ad3ccac2036d5 /kernel/drivers/block
parent342fa5dfa053559f47caad657132522496dcf1b3 (diff)
These changes are a raw update to a vanilla kernel 4.1.10, with the
recently announced rt patch patch-4.1.10-rt10.patch. No further changes needed. Change-Id: I9a0cf084498133b10771e744b6da4b29dff706ba Signed-off-by: José Pekkarinen <jose.pekkarinen@nokia.com>
Diffstat (limited to 'kernel/drivers/block')
-rw-r--r--kernel/drivers/block/zram/zcomp.c12
1 files changed, 7 insertions, 5 deletions
diff --git a/kernel/drivers/block/zram/zcomp.c b/kernel/drivers/block/zram/zcomp.c
index f1ff39a3d..54d946a9e 100644
--- a/kernel/drivers/block/zram/zcomp.c
+++ b/kernel/drivers/block/zram/zcomp.c
@@ -325,12 +325,14 @@ void zcomp_destroy(struct zcomp *comp)
* allocate new zcomp and initialize it. return compressing
* backend pointer or ERR_PTR if things went bad. ERR_PTR(-EINVAL)
* if requested algorithm is not supported, ERR_PTR(-ENOMEM) in
- * case of allocation error.
+ * case of allocation error, or any other error potentially
+ * returned by functions zcomp_strm_{multi,single}_create.
*/
struct zcomp *zcomp_create(const char *compress, int max_strm)
{
struct zcomp *comp;
struct zcomp_backend *backend;
+ int error;
backend = find_backend(compress);
if (!backend)
@@ -342,12 +344,12 @@ struct zcomp *zcomp_create(const char *compress, int max_strm)
comp->backend = backend;
if (max_strm > 1)
- zcomp_strm_multi_create(comp, max_strm);
+ error = zcomp_strm_multi_create(comp, max_strm);
else
- zcomp_strm_single_create(comp);
- if (!comp->stream) {
+ error = zcomp_strm_single_create(comp);
+ if (error) {
kfree(comp);
- return ERR_PTR(-ENOMEM);
+ return ERR_PTR(error);
}
return comp;
}