[PATCH] edac: xgene: Fix possible sprintf overflow issue

[Loc Ho]

Replace sprintf with snprintf to avoid possible string array overflow.

Signed-off-by: Loc Ho <l...@apm.com>
---
 drivers/edac/xgene_edac.c |    6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/edac/xgene_edac.c b/drivers/edac/xgene_edac.c
index 37121e8..dfa13bb 100644
--- a/drivers/edac/xgene_edac.c
+++ b/drivers/edac/xgene_edac.c
@@ -879,7 +879,7 @@ xgene_edac_pmd_create_debugfs_nodes(struct 
edac_device_ctl_info *edac_dev)
        if (!IS_ENABLED(CONFIG_EDAC_DEBUG) || !ctx->edac->dfs)
                return;
 
-       sprintf(name, "PMD%d", ctx->pmd);
+       snprintf(name, sizeof(name), "PMD%d", ctx->pmd);
        dbgfs_dir = edac_debugfs_create_dir_at(name, ctx->edac->dfs);
        if (!dbgfs_dir)
                return;
@@ -923,7 +923,7 @@ static int xgene_edac_pmd_add(struct xgene_edac *edac, 
struct device_node *np,
                goto err_group;
        }
 
-       sprintf(edac_name, "l2c%d", pmd);
+       snprintf(edac_name, sizeof(edac_name), "l2c%d", pmd);
        edac_dev = edac_device_alloc_ctl_info(sizeof(*ctx),
                                              edac_name, 1, "l2c", 1, 2, NULL,
                                              0, edac_device_alloc_index());
@@ -1183,7 +1183,7 @@ xgene_edac_l3_create_debugfs_nodes(struct 
edac_device_ctl_info *edac_dev)
        if (!IS_ENABLED(CONFIG_EDAC_DEBUG) || !ctx->edac->dfs)
                return;
 
-       sprintf(name, "l3c%d", ctx->edac_idx);
+       snprintf(name, sizeof(name), "l3c%d", ctx->edac_idx);
        dbgfs_dir = edac_debugfs_create_dir_at(name, ctx->edac->dfs);
        if (!dbgfs_dir)
                return;
-- 
1.7.1

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