diff options
| author | Arnd Bergmann <arnd@arndb.de> | 2012-02-27 13:40:41 +0000 |
|---|---|---|
| committer | Arnd Bergmann <arnd@arndb.de> | 2012-02-27 13:40:49 +0000 |
| commit | 96a3eab338c01e172745b1686c51c1be96ce9ead (patch) | |
| tree | 5a53947a192549d9edf63550258e1bddf6f1d794 /fs/exec.c | |
| parent | b01ee53dda8bd81855b7cda0dfb7f27d1524d87f (diff) | |
| parent | a5a928c51f807262a13e6e3412e0e1324f6b7aeb (diff) | |
Merge branch 'imx-cleanup' of git://git.pengutronix.de/git/imx/linux-2.6 into next/cleanup
* 'imx-cleanup' of git://git.pengutronix.de/git/imx/linux-2.6: (247 commits)
ARM: Remove redundant ';' from avic_irq_set_priority()
ARM: mx3: Let mx31 and mx35 share the same CCM header file
ARM: plat-mxc: audmux-v1: Remove unneeded ifdef's
Update to v3.3-rc3
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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 |