diff options
Diffstat (limited to 'drivers/mtd/afs.c')
-rw-r--r-- | drivers/mtd/afs.c | 16 |
1 files changed, 2 insertions, 14 deletions
diff --git a/drivers/mtd/afs.c b/drivers/mtd/afs.c index 801e6c7d0892..7363e101eb0f 100644 --- a/drivers/mtd/afs.c +++ b/drivers/mtd/afs.c | |||
@@ -219,7 +219,7 @@ static int parse_afs_partitions(struct mtd_info *mtd, | |||
219 | */ | 219 | */ |
220 | for (idx = off = 0; off < mtd->size; off += mtd->erasesize) { | 220 | for (idx = off = 0; off < mtd->size; off += mtd->erasesize) { |
221 | struct image_info_struct iis; | 221 | struct image_info_struct iis; |
222 | u_int iis_ptr, img_ptr, size; | 222 | u_int iis_ptr, img_ptr; |
223 | 223 | ||
224 | /* Read the footer. */ | 224 | /* Read the footer. */ |
225 | ret = afs_read_footer(mtd, &img_ptr, &iis_ptr, off, mask); | 225 | ret = afs_read_footer(mtd, &img_ptr, &iis_ptr, off, mask); |
@@ -236,21 +236,9 @@ static int parse_afs_partitions(struct mtd_info *mtd, | |||
236 | continue; | 236 | continue; |
237 | 237 | ||
238 | strcpy(str, iis.name); | 238 | strcpy(str, iis.name); |
239 | size = mtd->erasesize + off - img_ptr; | ||
240 | |||
241 | /* | ||
242 | * In order to support JFFS2 partitions on this layout, | ||
243 | * we must lie to MTD about the real size of JFFS2 | ||
244 | * partitions; this ensures that the AFS flash footer | ||
245 | * won't be erased by JFFS2. Please ensure that your | ||
246 | * JFFS2 partitions are given image numbers between | ||
247 | * 1000 and 2000 inclusive. | ||
248 | */ | ||
249 | if (iis.imageNumber >= 1000 && iis.imageNumber < 2000) | ||
250 | size -= mtd->erasesize; | ||
251 | 239 | ||
252 | parts[idx].name = str; | 240 | parts[idx].name = str; |
253 | parts[idx].size = size; | 241 | parts[idx].size = (iis.length + mtd->erasesize - 1) & ~(mtd->erasesize - 1); |
254 | parts[idx].offset = img_ptr; | 242 | parts[idx].offset = img_ptr; |
255 | parts[idx].mask_flags = 0; | 243 | parts[idx].mask_flags = 0; |
256 | 244 | ||