staging: zcache: fix a compile warning

Fix: drivers/staging/zcache/zcache-main.c: In function ‘zcache_comp_op’: drivers/staging/zcache/zcache-main.c:112:2: warning: ‘ret’ may be used uninitial Signed-off-by: Xiao Guangrong <xiaoguangrong@linux.vnet.ibm.com> Acked-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
git-mirror · Jul 9, 2012 · a165544 · a165544
1 parent 3045352
commit a165544
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/drivers/staging/zcache/zcache-main.c b/drivers/staging/zcache/zcache-main.c
@@ -109,6 +109,8 @@ static inline int zcache_comp_op(enum comp_op op,
 	case ZCACHE_COMPOP_DECOMPRESS:
 		ret = crypto_comp_decompress(tfm, src, slen, dst, dlen);
 		break;
+	default:
+		ret = -EINVAL;
 	}
 	put_cpu();
 	return ret;