ext4: fixup possible uninitialized variable access in ext4_mb_choose_next_group_cr1()

[linux-stable] / fs / ext4 / mballoc.c

diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c
index bf4ec1c065728e5353ea33cb0b229c0706dc9b15..fd29e15d1c3b587c6e6e5d5eef963dc11f273d68 100644 (file)
--- a/fs/ext4/mballoc.c
+++ b/fs/ext4/mballoc.c
@@ -910,7 +910,7 @@ static void ext4_mb_choose_next_group_cr1(struct ext4_allocation_context *ac,
                int *new_cr, ext4_group_t *group, ext4_group_t ngroups)
 {
        struct ext4_sb_info *sbi = EXT4_SB(ac->ac_sb);
-       struct ext4_group_info *grp, *iter;
+       struct ext4_group_info *grp = NULL, *iter;
        int i;
 
        if (unlikely(ac->ac_flags & EXT4_MB_CR1_OPTIMIZED)) {
@@ -927,7 +927,6 @@ static void ext4_mb_choose_next_group_cr1(struct ext4_allocation_context *ac,
                        read_unlock(&sbi->s_mb_avg_fragment_size_locks[i]);
                        continue;
                }
-               grp = NULL;
                list_for_each_entry(iter, &sbi->s_mb_avg_fragment_size[i],
                                    bb_avg_fragment_size_node) {
                        if (sbi->s_mb_stats)