--- zzzz-none-000/linux-2.6.19.2/drivers/ieee1394/video1394.c	2007-01-10 19:10:37.000000000 +0000
+++ davinci-8020-5505/linux-2.6.19.2/drivers/ieee1394/video1394.c	2007-01-19 14:42:56.000000000 +0000
@@ -890,7 +890,7 @@
 		d = find_ctx(&ctx->context_list, OHCI_ISO_RECEIVE, v.channel);
 		if (d == NULL) return -EFAULT;
 
-		if ((v.buffer<0) || (v.buffer>=d->num_desc - 1)) {
+		if (v.buffer>=d->num_desc - 1) {
 			PRINT(KERN_ERR, ohci->host->id,
 			      "Buffer %d out of range",v.buffer);
 			return -EINVAL;
@@ -955,7 +955,7 @@
 		d = find_ctx(&ctx->context_list, OHCI_ISO_RECEIVE, v.channel);
 		if (d == NULL) return -EFAULT;
 
-		if ((v.buffer<0) || (v.buffer>d->num_desc - 1)) {
+		if (v.buffer>d->num_desc - 1) {
 			PRINT(KERN_ERR, ohci->host->id,
 			      "Buffer %d out of range",v.buffer);
 			return -EINVAL;
@@ -1026,7 +1026,7 @@
 		d = find_ctx(&ctx->context_list, OHCI_ISO_TRANSMIT, v.channel);
 		if (d == NULL) return -EFAULT;
 
-		if ((v.buffer<0) || (v.buffer>=d->num_desc - 1)) {
+		if (v.buffer>=d->num_desc - 1) {
 			PRINT(KERN_ERR, ohci->host->id,
 			      "Buffer %d out of range",v.buffer);
 			return -EINVAL;
@@ -1128,7 +1128,7 @@
 		d = find_ctx(&ctx->context_list, OHCI_ISO_TRANSMIT, v.channel);
 		if (d == NULL) return -EFAULT;
 
-		if ((v.buffer<0) || (v.buffer>=d->num_desc-1)) {
+		if (v.buffer>=d->num_desc-1) {
 			PRINT(KERN_ERR, ohci->host->id,
 			      "Buffer %d out of range",v.buffer);
 			return -EINVAL;