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authorChris Metcalf <cmetcalf@tilera.com>2010-08-13 19:59:15 -0400
committerChris Metcalf <cmetcalf@tilera.com>2010-08-13 19:59:15 -0400
commit7d72e6fa56c4100b9669efe0044f77ed9eb785a1 (patch)
tree5e90bf4969809a1ab20b97432b85be20ccfaa1f4 /kernel/kexec.c
parentba00376b0b13f234d839541a7b36a5bf5c2a4036 (diff)
parent2be1f3a73dd02e38e181cf5abacb3d45a6a2d6b8 (diff)
Merge branch 'master' into for-linus
Diffstat (limited to 'kernel/kexec.c')
-rw-r--r--kernel/kexec.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/kernel/kexec.c b/kernel/kexec.c
index 131b1703936f..c0613f7d6730 100644
--- a/kernel/kexec.c
+++ b/kernel/kexec.c
@@ -151,8 +151,10 @@ static int do_kimage_alloc(struct kimage **rimage, unsigned long entry,
image->nr_segments = nr_segments;
segment_bytes = nr_segments * sizeof(*segments);
result = copy_from_user(image->segment, segments, segment_bytes);
- if (result)
+ if (result) {
+ result = -EFAULT;
goto out;
+ }
/*
* Verify we have good destination addresses. The caller is
@@ -827,7 +829,7 @@ static int kimage_load_normal_segment(struct kimage *image,
result = copy_from_user(ptr, buf, uchunk);
kunmap(page);
if (result) {
- result = (result < 0) ? result : -EIO;
+ result = -EFAULT;
goto out;
}
ubytes -= uchunk;
@@ -882,7 +884,7 @@ static int kimage_load_crash_segment(struct kimage *image,
kexec_flush_icache_page(page);
kunmap(page);
if (result) {
- result = (result < 0) ? result : -EIO;
+ result = -EFAULT;
goto out;
}
ubytes -= uchunk;