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authorLoc Ho <lho@apm.com>2015-09-24 20:38:07 +0300
committerBorislav Petkov <bp@suse.de>2015-09-25 16:39:52 +0300
commit9bc1c0c0ec14dcdb6df2c7a39dbaecb383a46681 (patch)
treeaf30312f20b9fe54d2b7e9ff1170988f32517250 /drivers/edac
parent9347473c7d8218c795b5a73d8d94aa53657d9e29 (diff)
downloadlinux-9bc1c0c0ec14dcdb6df2c7a39dbaecb383a46681.tar.xz
EDAC, xgene: Fix possible sprintf() overflow issue
Replace sprintf() with snprintf() to avoid possible string array overflow. Signed-off-by: Loc Ho <lho@apm.com> Cc: Arnd Bergmann <arnd@arndb.de> Cc: devicetree@vger.kernel.org Cc: ijc+devicetree@hellion.org.uk Cc: jcm@redhat.com Cc: linux-arm-kernel@lists.infradead.org Cc: linux-edac <linux-edac@vger.kernel.org> Cc: mark.rutland@arm.com Cc: Mauro Carvalho Chehab <mchehab@osg.samsung.com> Cc: patches@apm.com Cc: robh+dt@kernel.org Link: http://lkml.kernel.org/r/1443116287-11752-1-git-send-email-lho@apm.com Signed-off-by: Borislav Petkov <bp@suse.de>
Diffstat (limited to 'drivers/edac')
-rw-r--r--drivers/edac/xgene_edac.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/edac/xgene_edac.c b/drivers/edac/xgene_edac.c
index aee03c21632a..dfa13bb60d71 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());