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| author | Robert Keevil <rkeevil+rockbox@gmail.com> | 2007-07-09 21:23:26 +0000 |
|---|---|---|
| committer | Robert Keevil <rkeevil+rockbox@gmail.com> | 2007-07-09 21:23:26 +0000 |
| commit | e68255b978ee95297aa312af78d23281a1328006 (patch) | |
| tree | cfe3bdb31533ba98b9661af594f73601536f4872 | |
| parent | cb9ab6e0e13e65f4943039f0042edc2cfd6369de (diff) | |
| download | rockbox-e68255b978ee95297aa312af78d23281a1328006.zip rockbox-e68255b978ee95297aa312af78d23281a1328006.tar.gz rockbox-e68255b978ee95297aa312af78d23281a1328006.tar.bz2 rockbox-e68255b978ee95297aa312af78d23281a1328006.tar.xz | |
Fix division by 0 error
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@13836 a1c6a512-1295-4272-9138-f99709370657
| -rw-r--r-- | firmware/drivers/fat.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/firmware/drivers/fat.c b/firmware/drivers/fat.c index c9028aa..2ca2b61 100644 --- a/firmware/drivers/fat.c +++ b/firmware/drivers/fat.c @@ -325,7 +325,10 @@ int fat_mount(IF_MV2(int volume,) IF_MV2(int drive,) long startsector) /* Determine FAT type */ datasec = fat_bpb->totalsectors - fat_bpb->firstdatasector; - fat_bpb->dataclusters = datasec / fat_bpb->bpb_secperclus; + if (fat_bpb->bpb_secperclus) + fat_bpb->dataclusters = datasec / fat_bpb->bpb_secperclus; + else + return -2; #ifdef TEST_FAT /* |