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-rw-r--r--fs/exofs/sys.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/fs/exofs/sys.c b/fs/exofs/sys.c
index 5a7b691e748..1b4f2f95fc3 100644
--- 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;
}