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Commit 3d46b316 authored by Artem Bityutskiy's avatar Artem Bityutskiy
Browse files

UBI: use GFP_NOFS properly 



This patch fixes a brown-paperbag bug which was introduced by me:
I used incorrect "GFP_KERNEL | GFP_NOFS" allocation flags to make
sure my allocations do not cause write-back. But the correct form
is "GFP_NOFS".

Signed-off-by: default avatarArtem Bityutskiy <Artem.Bityutskiy@nokia.com>
parent 4bbba111

drivers/mtd/ubi/io.c

+2 −2
Original line number Diff line number Diff line
@@ -1345,7 +1345,7 @@ int ubi_dbg_check_write(struct ubi_device *ubi, const void *buf, int pnum, 
	if (!(ubi_chk_flags & UBI_CHK_IO))

		return 0;



	buf1 = __vmalloc(len, GFP_KERNEL | GFP_NOFS, PAGE_KERNEL);

	buf1 = __vmalloc(len, GFP_NOFS, PAGE_KERNEL);

	if (!buf1) {

		ubi_err("cannot allocate memory to check writes");

		return 0;
@@ -1409,7 +1409,7 @@ int ubi_dbg_check_all_ff(struct ubi_device *ubi, int pnum, int offset, int len) 
	if (!(ubi_chk_flags & UBI_CHK_IO))

		return 0;



	buf = __vmalloc(len, GFP_KERNEL | GFP_NOFS, PAGE_KERNEL);

	buf = __vmalloc(len, GFP_NOFS, PAGE_KERNEL);

	if (!buf) {

		ubi_err("cannot allocate memory to check for 0xFFs");

		return 0;