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nativedisk: fix memory leak

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Based on Coverity scan.
CID: 96660

Extended to also cover other error return places.
This commit is contained in:
Andrei Borzenkov 2016-01-12 20:37:43 +03:00
parent 8fe17d91af
commit 1bff60e5aa
1 changed files with 11 additions and 1 deletions
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10
grub-core/commands/nativedisk.c
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@ -198,7 +198,10 @@ grub_cmd_nativedisk (grub_command_t cmd __attribute__ ((unused)),
return grub_errno;
if (get_uuid (NULL, &uuid_root, 0))
{
grub_free (mods);
return grub_errno;
}
prefdev = grub_file_get_device_name (prefix);
if (grub_errno)
@ -210,6 +213,8 @@ grub_cmd_nativedisk (grub_command_t cmd __attribute__ ((unused)),
if (get_uuid (prefdev, &uuid_prefix, 0))
{
grub_free (uuid_root);
grub_free (prefdev);
grub_free (mods);
return grub_errno;
}
@ -289,12 +294,15 @@ grub_cmd_nativedisk (grub_command_t cmd __attribute__ ((unused)),
}
grub_free (uuid_root);
grub_free (uuid_prefix);
grub_free (prefdev);
grub_free (mods);
return GRUB_ERR_NONE;
fail:
grub_free (uuid_root);
grub_free (uuid_prefix);
grub_free (prefdev);
for (i = 0; i < mods_loaded; i++)
if (mods[i])
@ -302,6 +310,8 @@ grub_cmd_nativedisk (grub_command_t cmd __attribute__ ((unused)),
mods[i]->fini = 0;
grub_dl_unload (mods[i]);
}
grub_free (mods);
return grub_errno;
}