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efi_loader: efi_disk: check return value of calloc

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Calloc may return NULL. We should check the return value.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Signed-off-by: Alexander Graf <agraf@suse.de>
This commit is contained in:
Heinrich Schuchardt 2017-10-26 19:25:46 +02:00 committed by Alexander Graf
parent 753edb131a
commit 93945f2c65
1 changed files with 13 additions and 0 deletions
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13
lib/efi_loader/efi_disk.c
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@ -196,6 +196,15 @@ efi_fs_from_path(struct efi_device_path *fp)
return diskobj->volume;
}
/*
* Create a device for a disk
*
* @name not used
* @if_typename interface name for block device
* @desc internal block device
* @dev_index device index for block device
* @offset offset into disk for simple partitions
*/
static void efi_disk_add_dev(const char *name,
const char *if_typename,
struct blk_desc *desc,
@ -210,6 +219,10 @@ static void efi_disk_add_dev(const char *name,
return;
diskobj = calloc(1, sizeof(*diskobj));
if (!diskobj) {
printf("ERROR: Out of memory\n");
return;
}
/* Fill in object data */
diskobj->dp = efi_dp_from_part(desc, part);