aboutsummaryrefslogtreecommitdiffstats
path: root/arch
diff options
context:
space:
mode:
authorRussell King <rmk@dyn-67.arm.linux.org.uk>2005-11-18 09:22:03 -0500
committerRussell King <rmk+kernel@arm.linux.org.uk>2005-11-18 09:22:03 -0500
commitd2c5b69099ff747f9757da2416383b9a999171b1 (patch)
tree6ff0b0da32d5afed46328754901ef2d912bdfa79 /arch
parent02b30839220fa3ef80a34ed6ee174fa2d9937eac (diff)
[ARM] Fix get_user when passed a const pointer
Unfortunately, later gcc versions error out when our get_user is passed a const pointer, since we write to a temporary variable declared as typeof(*(p)) which propagates the const-ness. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch')
-rw-r--r--arch/arm/kernel/armksyms.c1
-rw-r--r--arch/arm/lib/getuser.S11
2 files changed, 0 insertions, 12 deletions
diff --git a/arch/arm/kernel/armksyms.c b/arch/arm/kernel/armksyms.c
index 7a3261f0bf79..9997098009a9 100644
--- a/arch/arm/kernel/armksyms.c
+++ b/arch/arm/kernel/armksyms.c
@@ -120,7 +120,6 @@ EXPORT_SYMBOL(__arch_strncpy_from_user);
120EXPORT_SYMBOL(__get_user_1); 120EXPORT_SYMBOL(__get_user_1);
121EXPORT_SYMBOL(__get_user_2); 121EXPORT_SYMBOL(__get_user_2);
122EXPORT_SYMBOL(__get_user_4); 122EXPORT_SYMBOL(__get_user_4);
123EXPORT_SYMBOL(__get_user_8);
124 123
125EXPORT_SYMBOL(__put_user_1); 124EXPORT_SYMBOL(__put_user_1);
126EXPORT_SYMBOL(__put_user_2); 125EXPORT_SYMBOL(__put_user_2);
diff --git a/arch/arm/lib/getuser.S b/arch/arm/lib/getuser.S
index d204018070a4..c03ea8e666ba 100644
--- a/arch/arm/lib/getuser.S
+++ b/arch/arm/lib/getuser.S
@@ -54,15 +54,6 @@ __get_user_4:
54 mov r0, #0 54 mov r0, #0
55 mov pc, lr 55 mov pc, lr
56 56
57 .global __get_user_8
58__get_user_8:
595: ldrt r2, [r0], #4
606: ldrt r3, [r0]
61 mov r0, #0
62 mov pc, lr
63
64__get_user_bad_8:
65 mov r3, #0
66__get_user_bad: 57__get_user_bad:
67 mov r2, #0 58 mov r2, #0
68 mov r0, #-EFAULT 59 mov r0, #-EFAULT
@@ -73,6 +64,4 @@ __get_user_bad:
73 .long 2b, __get_user_bad 64 .long 2b, __get_user_bad
74 .long 3b, __get_user_bad 65 .long 3b, __get_user_bad
75 .long 4b, __get_user_bad 66 .long 4b, __get_user_bad
76 .long 5b, __get_user_bad_8
77 .long 6b, __get_user_bad_8
78.previous 67.previous