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authorArvind Yadav <arvind.yadav.cs@gmail.com>2017-09-21 12:16:56 +0200
committerBorislav Petkov <bp@suse.de>2017-09-21 12:18:44 +0200
commit75f029c3a83f3e7a1d0d928efa4fe47dd6a8a9eb (patch)
treeeb03274258a15fc3c08963a1b6cdb8b24c4811ef /drivers/edac/i7core_edac.c
parent2bd6bf03f4c1c59381d62c61d03f6cc3fe71f66e (diff)
downloadlinux-75f029c3a83f3e7a1d0d928efa4fe47dd6a8a9eb.tar.bz2
EDAC: Handle return value of kasprintf()
kasprintf() can fail and we must check its return value. Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com> Cc: linux-edac@vger.kernel.org [ Merged into a single patch, small formatting fixups. ] Signed-off-by: Borislav Petkov <bp@suse.de>
Diffstat (limited to 'drivers/edac/i7core_edac.c')
-rw-r--r--drivers/edac/i7core_edac.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/drivers/edac/i7core_edac.c b/drivers/edac/i7core_edac.c
index c16c3b931b3d..8c5540160a23 100644
--- a/drivers/edac/i7core_edac.c
+++ b/drivers/edac/i7core_edac.c
@@ -2159,8 +2159,13 @@ static int i7core_register_mci(struct i7core_dev *i7core_dev)
mci->edac_ctl_cap = EDAC_FLAG_NONE;
mci->edac_cap = EDAC_FLAG_NONE;
mci->mod_name = "i7core_edac.c";
- mci->ctl_name = kasprintf(GFP_KERNEL, "i7 core #%d",
- i7core_dev->socket);
+
+ mci->ctl_name = kasprintf(GFP_KERNEL, "i7 core #%d", i7core_dev->socket);
+ if (!mci->ctl_name) {
+ rc = -ENOMEM;
+ goto fail1;
+ }
+
mci->dev_name = pci_name(i7core_dev->pdev[0]);
mci->ctl_page_to_phys = NULL;
@@ -2214,6 +2219,8 @@ static int i7core_register_mci(struct i7core_dev *i7core_dev)
fail0:
kfree(mci->ctl_name);
+
+fail1:
edac_mc_free(mci);
i7core_dev->mci = NULL;
return rc;