diff options
author | Olof Johansson <olof@lixom.net> | 2012-02-10 12:40:34 -0800 |
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committer | Olof Johansson <olof@lixom.net> | 2012-02-10 12:40:34 -0800 |
commit | 082f53c2f573c75a8f1610c587a43b6817e20f90 (patch) | |
tree | c3ad3a58967e7f7f61ff12ff59284dba1e76d093 /fs/exec.c | |
parent | e69128b947da0a2474447868f73c76311e2baedb (diff) | |
parent | b024e33682c8e56cc8e869245dabd1b91ffe00ea (diff) |
Merge branch 'for-arm-soc' of git://sources.calxeda.com/kernel/linux into next/soc
* 'for-arm-soc' of git://sources.calxeda.com/kernel/linux: (247 commits)
ARM: highbank: remove unused memory.h
ARM: highbank: enable sp804 based sched_clock
ARM: timer-sp: add sched_clock support
Linux 3.3-rc3
pcmcia: fix socket refcount decrementing on each resume
mm: fix UP THP spin_is_locked BUGs
drivers/leds/leds-lm3530.c: fix setting pltfm->als_vmax
mm: compaction: check for overlapping nodes during isolation for migration
nilfs2: avoid overflowing segment numbers in nilfs_ioctl_clean_segments()
ASoC: wm8994: Disable line output discharge prior to ramping VMID
ASoC: wm8994: Fix typo in VMID ramp setting
ALSA: oxygen, virtuoso: fix exchanged L/R volumes of aux and CD inputs
ALSA: usb-audio: add Edirol UM-3G support
checkpatch: Warn on code with 6+ tab indentation
ACPI: remove duplicated lines of merging problems with acpi_processor_add
ALSA: hda - add support for Uniwill ECS M31EI notebook
HID: wiimote: fix invalid power_supply_powers call
ALSA: hda - Fix error handling in patch_ca0132.c
target: Fix unsupported WRITE_SAME sense payload
iscsi: use IP_FREEBIND socket option
...
Diffstat (limited to 'fs/exec.c')
-rw-r--r-- | fs/exec.c | 33 |
1 files changed, 17 insertions, 16 deletions
diff --git a/fs/exec.c b/fs/exec.c index aeb135c7ff5..92ce83a11e9 100644 --- a/fs/exec.c +++ b/fs/exec.c @@ -1071,6 +1071,21 @@ void set_task_comm(struct task_struct *tsk, char *buf) perf_event_comm(tsk); } +static void filename_to_taskname(char *tcomm, const char *fn, unsigned int len) +{ + int i, ch; + + /* Copies the binary name from after last slash */ + for (i = 0; (ch = *(fn++)) != '\0';) { + if (ch == '/') + i = 0; /* overwrite what we wrote */ + else + if (i < len - 1) + tcomm[i++] = ch; + } + tcomm[i] = '\0'; +} + int flush_old_exec(struct linux_binprm * bprm) { int retval; @@ -1085,6 +1100,7 @@ int flush_old_exec(struct linux_binprm * bprm) set_mm_exe_file(bprm->mm, bprm->file); + filename_to_taskname(bprm->tcomm, bprm->filename, sizeof(bprm->tcomm)); /* * Release all of the old mmap stuff */ @@ -1116,10 +1132,6 @@ EXPORT_SYMBOL(would_dump); void setup_new_exec(struct linux_binprm * bprm) { - int i, ch; - const char *name; - char tcomm[sizeof(current->comm)]; - arch_pick_mmap_layout(current->mm); /* This is the point of no return */ @@ -1130,18 +1142,7 @@ void setup_new_exec(struct linux_binprm * bprm) else set_dumpable(current->mm, suid_dumpable); - name = bprm->filename; - - /* Copies the binary name from after last slash */ - for (i=0; (ch = *(name++)) != '\0';) { - if (ch == '/') - i = 0; /* overwrite what we wrote */ - else - if (i < (sizeof(tcomm) - 1)) - tcomm[i++] = ch; - } - tcomm[i] = '\0'; - set_task_comm(current, tcomm); + set_task_comm(current, bprm->tcomm); /* Set the new mm task size. We have to do that late because it may * depend on TIF_32BIT which is only updated in flush_thread() on |