X-Git-Url: https://git.kernel.dk/?a=blobdiff_plain;f=drivers%2Fvideo%2Fsm501fb.c;h=dcd98793d5681e14e7521e1f9efcf92806fe4f8b;hb=c00b1b7d19d335f96aa03ef2e4e71b7fb4fdb056;hp=f94ae84a58cd54eabd267a9e4d33384b346755ec;hpb=fd002050becd888e4dab419aa59a6484afe1d00b;p=linux-2.6-block.git

diff --git a/drivers/video/sm501fb.c b/drivers/video/sm501fb.c
index f94ae84a58cd..dcd98793d568 100644
--- a/drivers/video/sm501fb.c
+++ b/drivers/video/sm501fb.c
@@ -159,6 +159,9 @@ static int sm501_alloc_mem(struct sm501fb_info *inf, struct sm501_mem *mem,
 		break;
 
 	case SM501_MEMF_PANEL:
+		if (size > inf->fbmem_len)
+			return -ENOMEM;
+
 		ptr = inf->fbmem_len - size;
 		fbi = inf->fb[HEAD_CRT];
 
@@ -172,9 +175,6 @@ static int sm501_alloc_mem(struct sm501fb_info *inf, struct sm501_mem *mem,
 		if (fbi && ptr < fbi->fix.smem_len)
 			return -ENOMEM;
 
-		if (ptr < 0)
-			return -ENOMEM;
-
 		break;
 
 	case SM501_MEMF_CRT: