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authorJP Abgrall <jpa@google.com>2012-04-24 21:45:20 -0700
committerJP Abgrall <jpa@google.com>2012-04-24 21:45:20 -0700
commit10add970b62d2276541af9e5fb0581d6d8434db4 (patch)
treeafd79e8507c5fa243c044a6963072b6a6d0f059b /net/sunrpc/cache.c
parent9cea9c804af57f8538dc910e24c407c81e496e51 (diff)
parent66510aa1148e3457e7d46e0a2582dac7c591b95d (diff)
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Merge remote-tracking branch 'common/android-3.0' into android-samsung-30-wip-mergedown
* common/android-3.0: (1178 commits) cpufreq: interactive: remove unused target_validate_time_in_idle cpufreq: interactive: Boost frequency on touchscreen input cpufreq: Separate speed target revalidate time and initial set time cpufreq: interactive: based hispeed bump on target freq, not actual cpufreq: interactive: adjust code and documentation to match cpufreq: interactive: configurable delay before raising above hispeed sync: add poll support sw_sync: add fill_driver_data support sync: add ioctl to get fence data sw_sync: add debug support sync: add debugfs support sync: add timestamps to sync_pts sw_sync: add cpu based sync driver sync: Add synchronization framework Linux 3.0.28 Bluetooth: Fix l2cap conn failures for ssp devices TOMOYO: Fix mount flags checking order. iommu/amd: Make sure IOMMU interrupts are re-enabled on resume cred: copy_process() should clear child->replacement_session_keyring ASoC: ak4642: fixup: mute needs +1 step ... Conflicts: mm/compaction.c Change-Id: I3dc59225d2435eddbed0c639155179e580891ac8 Signed-off-by: JP Abgrall <jpa@google.com>
Diffstat (limited to 'net/sunrpc/cache.c')
-rw-r--r--net/sunrpc/cache.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/net/sunrpc/cache.c b/net/sunrpc/cache.c
index 72ad836..4530a91 100644
--- a/net/sunrpc/cache.c
+++ b/net/sunrpc/cache.c
@@ -828,6 +828,8 @@ static ssize_t cache_do_downcall(char *kaddr, const char __user *buf,
{
ssize_t ret;
+ if (count == 0)
+ return -EINVAL;
if (copy_from_user(kaddr, buf, count))
return -EFAULT;
kaddr[count] = '\0';