sparc: Fix user_regset 'n' field values.

As noticed by Russell King, we were not setting this properly
to the number of entries, but rather the total size.

This results in the core dumping code allocating waayyyy too
much memory.

Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/arch/sparc/kernel/ptrace.c b/arch/sparc/kernel/ptrace.c
index 20699c701412dc85506770375e94e3ccbe79efc5..8ce6285a06d55794b7a0ea68035ba65a0b39861e 100644 (file)
--- a/arch/sparc/kernel/ptrace.c
+++ b/arch/sparc/kernel/ptrace.c
@@ -288,7 +288,7 @@ static const struct user_regset sparc32_regsets[] = {
         */
        [REGSET_GENERAL] = {
                .core_note_type = NT_PRSTATUS,
-               .n = 38 * sizeof(u32),
+               .n = 38,
                .size = sizeof(u32), .align = sizeof(u32),
                .get = genregs32_get, .set = genregs32_set
        },
@@ -304,7 +304,7 @@ static const struct user_regset sparc32_regsets[] = {
         */
        [REGSET_FP] = {
                .core_note_type = NT_PRFPREG,
-               .n = 99 * sizeof(u32),
+               .n = 99,
                .size = sizeof(u32), .align = sizeof(u32),
                .get = fpregs32_get, .set = fpregs32_set
        },

diff --git a/arch/sparc64/kernel/ptrace.c b/arch/sparc64/kernel/ptrace.c
index db2ddf2e829e3e7ff08cea86ca6b586627698dd5..f43adbc773caca890f96a214647a7f63ee225531 100644 (file)
--- a/arch/sparc64/kernel/ptrace.c
+++ b/arch/sparc64/kernel/ptrace.c
@@ -443,7 +443,7 @@ static const struct user_regset sparc64_regsets[] = {
         */
        [REGSET_GENERAL] = {
                .core_note_type = NT_PRSTATUS,
-               .n = 36 * sizeof(u64),
+               .n = 36,
                .size = sizeof(u64), .align = sizeof(u64),
                .get = genregs64_get, .set = genregs64_set
        },
@@ -455,7 +455,7 @@ static const struct user_regset sparc64_regsets[] = {
         */
        [REGSET_FP] = {
                .core_note_type = NT_PRFPREG,
-               .n = 35 * sizeof(u64),
+               .n = 35,
                .size = sizeof(u64), .align = sizeof(u64),
                .get = fpregs64_get, .set = fpregs64_set
        },
@@ -801,7 +801,7 @@ static const struct user_regset sparc32_regsets[] = {
         */
        [REGSET_GENERAL] = {
                .core_note_type = NT_PRSTATUS,
-               .n = 38 * sizeof(u32),
+               .n = 38,
                .size = sizeof(u32), .align = sizeof(u32),
                .get = genregs32_get, .set = genregs32_set
        },
@@ -817,7 +817,7 @@ static const struct user_regset sparc32_regsets[] = {
         */
        [REGSET_FP] = {
                .core_note_type = NT_PRFPREG,
-               .n = 99 * sizeof(u32),
+               .n = 99,
                .size = sizeof(u32), .align = sizeof(u32),
                .get = fpregs32_get, .set = fpregs32_set
        },