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Commit 9eae8a89 authored by Igor Mammedov's avatar Igor Mammedov Committed by Steve French
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[CIFS] Add uid to key description so krb can handle user mounts 



Adds uid to key description fro supporting user mounts
and minor formating changes

Acked-by: default avatarJeff Layton <jlayton@redhat.com>
Signed-off-by: default avatarIgor Mammedov <niallain@gmail.com>
Signed-off-by: default avatarSteve French <sfrench@us.ibm.com>
parent 63d2583f

fs/cifs/cifs_spnego.c

+8 −4
Original line number Diff line number Diff line
@@ -76,9 +76,10 @@ cifs_get_spnego_key(struct cifsSesInfo *sesInfo, const char *hostname) 
	struct key *spnego_key;





	/* version + ;ip{4|6}= + address + ;host=hostname + ;sec= + NULL */

	desc_len = 2 + 5 + 32 + 1 + 5 + strlen(hostname) +

		   strlen(";sec=krb5") + 1;

	/* version + ;ip{4|6}= + address + ;host=hostname +

		;sec= + ;uid= + NULL */

	desc_len = 4 + 5 + 32 + 1 + 5 + strlen(hostname) +

		   strlen(";sec=krb5") + 7 + sizeof(uid_t)*2 + 1;

	spnego_key = ERR_PTR(-ENOMEM);

	description = kzalloc(desc_len, GFP_KERNEL);

	if (description == NULL)
@@ -87,7 +88,7 @@ cifs_get_spnego_key(struct cifsSesInfo *sesInfo, const char *hostname) 
	dp = description;

	/* start with version and hostname portion of UNC string */

	spnego_key = ERR_PTR(-EINVAL);

	sprintf(dp, "%2.2x;host=%s;", CIFS_SPNEGO_UPCALL_VERSION,

	sprintf(dp, "0x%2.2x;host=%s;", CIFS_SPNEGO_UPCALL_VERSION,

		hostname);

	dp = description + strlen(description);
@@ -109,6 +110,9 @@ cifs_get_spnego_key(struct cifsSesInfo *sesInfo, const char *hostname) 
	else

		goto out;



	dp = description + strlen(description);

	sprintf(dp, ";uid=0x%x", sesInfo->linux_uid);



	cFYI(1, ("key description = %s", description));

	spnego_key = request_key(&cifs_spnego_key_type, description, "");