Index: uspace/lib/ext4/src/extent.c
===================================================================
--- uspace/lib/ext4/src/extent.c	(revision b1efe3e5141a6213464527b9a7c031bebecefbed)
+++ uspace/lib/ext4/src/extent.c	(revision ccbf93fcea0f6985664424afb80e700aecc387bf)
@@ -375,5 +375,5 @@
     uint32_t *fblock)
 {
-	int rc;
+	int rc = EOK;
 	/* Compute bound defined by i-node size */
 	uint64_t inode_size =
Index: uspace/lib/trackmod/xm.c
===================================================================
--- uspace/lib/trackmod/xm.c	(revision b1efe3e5141a6213464527b9a7c031bebecefbed)
+++ uspace/lib/trackmod/xm.c	(revision ccbf93fcea0f6985664424afb80e700aecc387bf)
@@ -289,5 +289,5 @@
 	size_t instr_size;
 	size_t smp_size;
-	size_t smp_hdr_size;
+	size_t smp_hdr_size = 0; /* GCC false alarm on uninitialized */
 	ssize_t nread;
 	uint8_t ltype;