Merge branch 'writeback-for-next' of git://git.kernel.org/pub/scm/linux/kernel/git...

[linux-2.6-microblaze.git] / fs / exofs / sys.c

diff --git a/fs/exofs/sys.c b/fs/exofs/sys.c
index 5a7b691..1b4f2f9 100644 (file)
--- a/fs/exofs/sys.c
+++ b/fs/exofs/sys.c
@@ -80,8 +80,13 @@ static ssize_t uri_show(struct exofs_dev *edp, char *buf)
 
 static ssize_t uri_store(struct exofs_dev *edp, const char *buf, size_t len)
 {
+       uint8_t *new_uri;
+
        edp->urilen = strlen(buf) + 1;
-       edp->uri = krealloc(edp->uri, edp->urilen, GFP_KERNEL);
+       new_uri = krealloc(edp->uri, edp->urilen, GFP_KERNEL);
+       if (new_uri == NULL)
+               return -ENOMEM;
+       edp->uri = new_uri;
        strncpy(edp->uri, buf, edp->urilen);
        return edp->urilen;
 }